{
  "study_id": "DISTRIBUTOR-PAIRS-2026-10-13",
  "observation_dates_utc": [
    "2026-10-12",
    "2026-10-13"
  ],
  "sample": {
    "pairs": 9,
    "distributors": 5,
    "manufacturer_catalogs": 2,
    "distinct_models": 4,
    "unique_product_urls": 13,
    "benchmark_mixer_pairs": 7,
    "parent_distributors_included": 2,
    "expansion_distributors_included": 3
  },
  "pairs": [
    {
      "id": "FE01",
      "distributor": "Flow-Eze",
      "manufacturer": "Pacific Vial",
      "model": "VC131650",
      "distributor_url": "https://packaging.flow-eze.com/product.php?id=19",
      "manufacturer_url": "https://pacificvial.com/products/screw-thread-glass-vials-clear-item-vc131650",
      "identity_basis": "Exact item code, clear glass, 1½ dram, 13-425 neck and 2,520 case pack agree. Manufacturer identity inferred from exact catalog match; Flow-Eze discloses WB Bottle supply. No authorized-distributor or chain-of-custody claim."
    },
    {
      "id": "FE02",
      "distributor": "Flow-Eze",
      "manufacturer": "Pacific Vial",
      "model": "VA131545",
      "distributor_url": "https://packaging.flow-eze.com/product.php?id=5",
      "manufacturer_url": "https://pacificvial.com/products/screw-thread-glass-vials-amber-item-va131545",
      "identity_basis": "Exact item code, amber glass, 1 dram, 13-425 neck and 3,465 case pack agree. Manufacturer identity inferred from exact catalog match; supply-chain relationship not audited."
    },
    {
      "id": "LR01",
      "distributor": "LabRepCo",
      "manufacturer": "Benchmark Scientific",
      "model": "BV1007",
      "distributor_url": "https://www.labrepco.com/product/benchmixer-mp-vortex-mixer-for-tubes-plates-115v/",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "identity_basis": "Exact Benchmark SKU. Distributor title specifies 115V; manufacturer page includes 115V. Both specification tables also list 240V. Comparison is of shared model information, not a verified shipment."
    },
    {
      "id": "LR02",
      "distributor": "LabRepCo",
      "manufacturer": "Benchmark Scientific",
      "model": "BV1000",
      "distributor_url": "https://www.labrepco.com/product/benchmixertm-vortex-mixer-115v/",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1000/",
      "identity_basis": "Exact Benchmark SKU. Distributor specifies 115V; manufacturer page includes 115V. Shared base model; voltage alternatives in the manufacturer table are not treated as a different model. Frequency discrepancy is retained separately."
    },
    {
      "id": "AR01",
      "distributor": "ARES Scientific",
      "manufacturer": "Benchmark Scientific",
      "model": "BV1007",
      "distributor_url": "https://aresscientific.com/product/benchmixer-mp-bv1007-vortex-mixer/",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "identity_basis": "Exact Benchmark SKU. Both HTML specification tables list 115V and 240V; this is a match of the same multi-voltage model listing, not an assertion that the cart selects a particular voltage."
    },
    {
      "id": "MS01",
      "distributor": "Marshall Scientific",
      "manufacturer": "Benchmark Scientific",
      "model": "BV1000",
      "distributor_url": "https://new.marshallscientific.com/products/benchmark-bv1000-benchmixer-vortexer?_pos=1&_psq=BV1000&_ss=e&_v=1.0",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1000/",
      "identity_basis": "Exact Benchmark SKU; distributor specifies 115V 60Hz, included in manufacturer specification. New equipment listing, not recertified version."
    },
    {
      "id": "MS02",
      "distributor": "Marshall Scientific",
      "manufacturer": "Benchmark Scientific",
      "model": "BV1007",
      "distributor_url": "https://new.marshallscientific.com/products/benchmark-bv1007-mp-vortex-mixer",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "identity_basis": "Exact Benchmark SKU. Both HTML specification tables list 115V and 240V; matching multi-voltage model listings, with no claim about a cart-selected voltage. New equipment listing."
    },
    {
      "id": "MG01",
      "distributor": "MG Scientific",
      "manufacturer": "Benchmark Scientific",
      "model": "BV1000",
      "distributor_url": "https://www.mgscientific.com/vortex-mixers-benchmixer-vortex-mixer-model-bv1000-benchmark-20",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1000/",
      "identity_basis": "Select only ordering row S536-1 / vendor BV1000 / 115V. Exclude BV1000-E / 230V and attachment rows. Manufacturer page explicitly includes BV1000 and 115V."
    },
    {
      "id": "MG02",
      "distributor": "MG Scientific",
      "manufacturer": "Benchmark Scientific",
      "model": "BV1007",
      "distributor_url": "https://www.mgscientific.com/vortex-mixers-benchmixer-vortex-mixer-model-bv1007-benchmark-10",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "identity_basis": "Select only ordering row S536-31 / vendor BV1007 / 115V. Exclude BV1007-E / 240V and attachment rows. Manufacturer page explicitly includes BV1007 and 115V."
    }
  ],
  "codebook": {
    "version": "1.0",
    "fields": {
      "compatibility": "Named accessory, vessel size, material/process compatibility or another concrete fit constraint for the exact model. Generic compatible/versatile claims excluded.",
      "applications": "A concrete task or operating use for the exact model; generic industrial/lab use alone excluded.",
      "availability": "Visible product-specific stock, backorder, unavailable or availability-to-be-confirmed statement. An Add to cart button alone is not a stock claim.",
      "minimum_order": "Explicit minimum order quantity or order increment/pack unit; record the subtype. A quantity input default alone is not a minimum.",
      "lead_time": "Product-specific dispatch/delivery time or explicit confirmation process. Generic shipping-policy link alone excluded.",
      "documents": "Named, linked product-related technical document. Different hosting of the same document is not new information; no claim about its contents unless separately reviewed.",
      "support": "Product-linked route to selection, specification, quote or after-sales help with stated purpose. Generic company contact/footer alone excluded."
    },
    "categories": {
      "both_comparable": "Same concrete fact/information purpose observed on both, even if wording differs.",
      "distributor_addition": "At least one concrete distributor detail not observed in the reviewed manufacturer page; record any shared baseline and exact added detail.",
      "manufacturer_only": "Concrete manufacturer detail observed, no corresponding distributor fact in reviewed states.",
      "neither_observed": "No qualifying detail observed on either side.",
      "different_unresolved": "Details conflict or relation cannot be resolved; do not count as a useful addition."
    },
    "record_rules": [
      "Each field records manufacturer observation, distributor observation, evidence filenames, category and note.",
      "Model match precedes field coding; no speculative cross-brand matches.",
      "No summed quality/SEO score: different information types serve different purchase decisions.",
      "Record cited exact snippets sparingly (max 25 words per source across public prose); use paraphrase elsewhere."
    ]
  },
  "field_comparisons": [
    {
      "pair_id": "FE01",
      "field": "compatibility",
      "category": "both_comparable",
      "manufacturer_observation": "13-425 thread finish.",
      "distributor_observation": "13-425 in product title.",
      "note": "Shared neck specification; no fit testing.",
      "manufacturer_url": "https://pacificvial.com/products/screw-thread-glass-vials-clear-item-vc131650",
      "distributor_url": "https://packaging.flow-eze.com/product.php?id=19"
    },
    {
      "pair_id": "FE01",
      "field": "applications",
      "category": "distributor_addition",
      "manufacturer_observation": "No concrete application in the reviewed product page.",
      "distributor_observation": "Samples and small-batch formulations.",
      "note": "Category/company pages are outside the comparison; claims not experimentally tested.",
      "manufacturer_url": "https://pacificvial.com/products/screw-thread-glass-vials-clear-item-vc131650",
      "distributor_url": "https://packaging.flow-eze.com/product.php?id=19"
    },
    {
      "pair_id": "FE01",
      "field": "availability",
      "category": "distributor_addition",
      "manufacturer_observation": "No product stock/order-status statement.",
      "distributor_observation": "Item supplied to order.",
      "note": "This is an order-status statement, not a claim of inventory.",
      "manufacturer_url": "https://pacificvial.com/products/screw-thread-glass-vials-clear-item-vc131650",
      "distributor_url": "https://packaging.flow-eze.com/product.php?id=19"
    },
    {
      "pair_id": "FE01",
      "field": "minimum_order",
      "category": "both_comparable",
      "manufacturer_observation": "Case pack 2520; also inner-pack and pallet quantities.",
      "distributor_observation": "2520 units per case.",
      "note": "Subtype: case pack, not a verified minimum order. Manufacturer has additional packing details.",
      "manufacturer_url": "https://pacificvial.com/products/screw-thread-glass-vials-clear-item-vc131650",
      "distributor_url": "https://packaging.flow-eze.com/product.php?id=19"
    },
    {
      "pair_id": "FE01",
      "field": "lead_time",
      "category": "distributor_addition",
      "manufacturer_observation": "No product lead-time statement.",
      "distributor_observation": "Quote process asks for quantity and decoration requirements before confirming lead time.",
      "note": "Confirmation process, not a promised dispatch duration.",
      "manufacturer_url": "https://pacificvial.com/products/screw-thread-glass-vials-clear-item-vc131650",
      "distributor_url": "https://packaging.flow-eze.com/product.php?id=19"
    },
    {
      "pair_id": "FE01",
      "field": "documents",
      "category": "neither_observed",
      "manufacturer_observation": "No qualifying linked product-specific technical document statement observed.",
      "distributor_observation": "No qualifying linked product-specific technical document statement observed.",
      "note": "Absence refers only to reviewed product-page states.",
      "manufacturer_url": "https://pacificvial.com/products/screw-thread-glass-vials-clear-item-vc131650",
      "distributor_url": "https://packaging.flow-eze.com/product.php?id=19"
    },
    {
      "pair_id": "FE01",
      "field": "support",
      "category": "distributor_addition",
      "manufacturer_observation": "Product Add to Quote route.",
      "distributor_observation": "Product quote route plus screen-printing/decorating requirements and quote help.",
      "note": "Shared quote purpose plus product decoration requirements; no inquiry sent.",
      "manufacturer_url": "https://pacificvial.com/products/screw-thread-glass-vials-clear-item-vc131650",
      "distributor_url": "https://packaging.flow-eze.com/product.php?id=19"
    },
    {
      "pair_id": "FE02",
      "field": "compatibility",
      "category": "distributor_addition",
      "manufacturer_observation": "13-425 thread finish.",
      "distributor_observation": "13-425; also names matching caps, droppers and pumps.",
      "note": "Extra compatibility claim observed, not independently validated; do not copy without fit confirmation.",
      "manufacturer_url": "https://pacificvial.com/products/screw-thread-glass-vials-amber-item-va131545",
      "distributor_url": "https://packaging.flow-eze.com/product.php?id=5"
    },
    {
      "pair_id": "FE02",
      "field": "applications",
      "category": "distributor_addition",
      "manufacturer_observation": "No concrete application in the reviewed product page.",
      "distributor_observation": "Samples and small-batch formulations.",
      "note": "Category/company pages are outside the comparison; claims not experimentally tested.",
      "manufacturer_url": "https://pacificvial.com/products/screw-thread-glass-vials-amber-item-va131545",
      "distributor_url": "https://packaging.flow-eze.com/product.php?id=5"
    },
    {
      "pair_id": "FE02",
      "field": "availability",
      "category": "distributor_addition",
      "manufacturer_observation": "No product stock/order-status statement.",
      "distributor_observation": "Item supplied to order.",
      "note": "This is an order-status statement, not a claim of inventory.",
      "manufacturer_url": "https://pacificvial.com/products/screw-thread-glass-vials-amber-item-va131545",
      "distributor_url": "https://packaging.flow-eze.com/product.php?id=5"
    },
    {
      "pair_id": "FE02",
      "field": "minimum_order",
      "category": "both_comparable",
      "manufacturer_observation": "Case pack 3465; also inner-pack and pallet quantities.",
      "distributor_observation": "3465 units per case.",
      "note": "Subtype: case pack, not a verified minimum order. Manufacturer has additional packing details.",
      "manufacturer_url": "https://pacificvial.com/products/screw-thread-glass-vials-amber-item-va131545",
      "distributor_url": "https://packaging.flow-eze.com/product.php?id=5"
    },
    {
      "pair_id": "FE02",
      "field": "lead_time",
      "category": "distributor_addition",
      "manufacturer_observation": "No product lead-time statement.",
      "distributor_observation": "Quote process asks for quantity and decoration requirements before confirming lead time.",
      "note": "Confirmation process, not a promised dispatch duration.",
      "manufacturer_url": "https://pacificvial.com/products/screw-thread-glass-vials-amber-item-va131545",
      "distributor_url": "https://packaging.flow-eze.com/product.php?id=5"
    },
    {
      "pair_id": "FE02",
      "field": "documents",
      "category": "different_unresolved",
      "manufacturer_observation": "No product technical document link in reviewed states.",
      "distributor_observation": "Technical data sheet link points to WB Bottle Binder1.pdf.",
      "note": "Prior T04 review identified a generic glossary without this SKU. Link exists but product specificity is unresolved; not counted as a useful document addition.",
      "manufacturer_url": "https://pacificvial.com/products/screw-thread-glass-vials-amber-item-va131545",
      "distributor_url": "https://packaging.flow-eze.com/product.php?id=5"
    },
    {
      "pair_id": "FE02",
      "field": "support",
      "category": "distributor_addition",
      "manufacturer_observation": "Product Add to Quote route.",
      "distributor_observation": "Product quote route plus screen-printing/decorating requirements and quote help.",
      "note": "Shared quote purpose plus product decoration requirements; no inquiry sent.",
      "manufacturer_url": "https://pacificvial.com/products/screw-thread-glass-vials-amber-item-va131545",
      "distributor_url": "https://packaging.flow-eze.com/product.php?id=5"
    },
    {
      "pair_id": "LR01",
      "field": "compatibility",
      "category": "both_comparable",
      "manufacturer_observation": "1.5/2.0, 15 and 50 mL tubes; microplates including deep-well, PCR and ELISA.",
      "distributor_observation": "Same vessel sizes and plate types.",
      "note": "No additional concrete compatibility detail coded.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://www.labrepco.com/product/benchmixer-mp-vortex-mixer-for-tubes-plates-115v/"
    },
    {
      "pair_id": "LR01",
      "field": "applications",
      "category": "both_comparable",
      "manufacturer_observation": "Vortex mixing of samples in specified vessels.",
      "distributor_observation": "Vortex mixing of samples.",
      "note": "Named laboratory sectors alone are not an added operating use.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://www.labrepco.com/product/benchmixer-mp-vortex-mixer-for-tubes-plates-115v/"
    },
    {
      "pair_id": "LR01",
      "field": "availability",
      "category": "neither_observed",
      "manufacturer_observation": "No qualifying availability statement observed.",
      "distributor_observation": "No qualifying availability statement observed.",
      "note": "Absence refers only to reviewed product-page states.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://www.labrepco.com/product/benchmixer-mp-vortex-mixer-for-tubes-plates-115v/"
    },
    {
      "pair_id": "LR01",
      "field": "minimum_order",
      "category": "neither_observed",
      "manufacturer_observation": "No qualifying pack/minimum-order statement observed.",
      "distributor_observation": "No qualifying pack/minimum-order statement observed.",
      "note": "Absence refers only to reviewed product-page states.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://www.labrepco.com/product/benchmixer-mp-vortex-mixer-for-tubes-plates-115v/"
    },
    {
      "pair_id": "LR01",
      "field": "lead_time",
      "category": "neither_observed",
      "manufacturer_observation": "No qualifying lead-time statement observed.",
      "distributor_observation": "No qualifying lead-time statement observed.",
      "note": "Absence refers only to reviewed product-page states.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://www.labrepco.com/product/benchmixer-mp-vortex-mixer-for-tubes-plates-115v/"
    },
    {
      "pair_id": "LR01",
      "field": "documents",
      "category": "both_comparable",
      "manufacturer_observation": "Named BenchMixer MP brochure link.",
      "distributor_observation": "Named BenchMixer MP brochure link.",
      "note": "Comparable brochure purpose; file identity and contents not compared.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://www.labrepco.com/product/benchmixer-mp-vortex-mixer-for-tubes-plates-115v/"
    },
    {
      "pair_id": "LR01",
      "field": "support",
      "category": "both_comparable",
      "manufacturer_observation": "Product Request a Quote route.",
      "distributor_observation": "Product quote/proposal route.",
      "note": "Same information purpose; no support response measured.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://www.labrepco.com/product/benchmixer-mp-vortex-mixer-for-tubes-plates-115v/"
    },
    {
      "pair_id": "LR02",
      "field": "compatibility",
      "category": "manufacturer_only",
      "manufacturer_observation": "Full 50 mL tubes, cold-room/incubator compatibility and named optional accessory SKUs.",
      "distributor_observation": "Generic tube-size flexibility without named vessels/accessories.",
      "note": "Temperature-range discrepancy retained separately; generic flexibility is not a concrete fit constraint.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1000/",
      "distributor_url": "https://www.labrepco.com/product/benchmixertm-vortex-mixer-115v/"
    },
    {
      "pair_id": "LR02",
      "field": "applications",
      "category": "both_comparable",
      "manufacturer_observation": "Vortex mixing of samples in specified vessels.",
      "distributor_observation": "Vortex mixing of samples.",
      "note": "Named laboratory sectors alone are not an added operating use.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1000/",
      "distributor_url": "https://www.labrepco.com/product/benchmixertm-vortex-mixer-115v/"
    },
    {
      "pair_id": "LR02",
      "field": "availability",
      "category": "neither_observed",
      "manufacturer_observation": "No qualifying availability statement observed.",
      "distributor_observation": "No qualifying availability statement observed.",
      "note": "Absence refers only to reviewed product-page states.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1000/",
      "distributor_url": "https://www.labrepco.com/product/benchmixertm-vortex-mixer-115v/"
    },
    {
      "pair_id": "LR02",
      "field": "minimum_order",
      "category": "neither_observed",
      "manufacturer_observation": "No qualifying pack/minimum-order statement observed.",
      "distributor_observation": "No qualifying pack/minimum-order statement observed.",
      "note": "Absence refers only to reviewed product-page states.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1000/",
      "distributor_url": "https://www.labrepco.com/product/benchmixertm-vortex-mixer-115v/"
    },
    {
      "pair_id": "LR02",
      "field": "lead_time",
      "category": "neither_observed",
      "manufacturer_observation": "No qualifying lead-time statement observed.",
      "distributor_observation": "No qualifying lead-time statement observed.",
      "note": "Absence refers only to reviewed product-page states.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1000/",
      "distributor_url": "https://www.labrepco.com/product/benchmixertm-vortex-mixer-115v/"
    },
    {
      "pair_id": "LR02",
      "field": "documents",
      "category": "distributor_addition",
      "manufacturer_observation": "Named product brochure link.",
      "distributor_observation": "Named BV1000/BV1005 instruction-manual link.",
      "note": "Different named document purpose: operating manual. Contents/accessibility not evaluated; no claim of unique technical facts.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1000/",
      "distributor_url": "https://www.labrepco.com/product/benchmixertm-vortex-mixer-115v/"
    },
    {
      "pair_id": "LR02",
      "field": "support",
      "category": "both_comparable",
      "manufacturer_observation": "Product Request a Quote route.",
      "distributor_observation": "Product quote/proposal route.",
      "note": "Same information purpose; no support response measured.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1000/",
      "distributor_url": "https://www.labrepco.com/product/benchmixertm-vortex-mixer-115v/"
    },
    {
      "pair_id": "AR01",
      "field": "compatibility",
      "category": "distributor_addition",
      "manufacturer_observation": "Named microplates and tube sizes.",
      "distributor_observation": "Shared vessel types plus PCR strips.",
      "note": "Observed additional supplier claim; compatibility not experimentally verified.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://aresscientific.com/product/benchmixer-mp-bv1007-vortex-mixer/"
    },
    {
      "pair_id": "AR01",
      "field": "applications",
      "category": "distributor_addition",
      "manufacturer_observation": "Vortex mixing of tubes and plates.",
      "distributor_observation": "Names pellet resuspension, reagent mixing and sample-preparation workflows.",
      "note": "Supplier examples, not validated experimental protocols.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://aresscientific.com/product/benchmixer-mp-bv1007-vortex-mixer/"
    },
    {
      "pair_id": "AR01",
      "field": "availability",
      "category": "neither_observed",
      "manufacturer_observation": "No qualifying availability statement observed.",
      "distributor_observation": "No qualifying availability statement observed.",
      "note": "Absence refers only to reviewed product-page states.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://aresscientific.com/product/benchmixer-mp-bv1007-vortex-mixer/"
    },
    {
      "pair_id": "AR01",
      "field": "minimum_order",
      "category": "neither_observed",
      "manufacturer_observation": "No qualifying pack/minimum-order statement observed.",
      "distributor_observation": "No qualifying pack/minimum-order statement observed.",
      "note": "Absence refers only to reviewed product-page states.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://aresscientific.com/product/benchmixer-mp-bv1007-vortex-mixer/"
    },
    {
      "pair_id": "AR01",
      "field": "lead_time",
      "category": "neither_observed",
      "manufacturer_observation": "No qualifying lead-time statement observed.",
      "distributor_observation": "No qualifying lead-time statement observed.",
      "note": "Absence refers only to reviewed product-page states.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://aresscientific.com/product/benchmixer-mp-bv1007-vortex-mixer/"
    },
    {
      "pair_id": "AR01",
      "field": "documents",
      "category": "manufacturer_only",
      "manufacturer_observation": "Named product brochure link.",
      "distributor_observation": "No verified product-document link observed.",
      "note": "Contents of linked documents are outside this HTML study.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://aresscientific.com/product/benchmixer-mp-bv1007-vortex-mixer/"
    },
    {
      "pair_id": "AR01",
      "field": "support",
      "category": "manufacturer_only",
      "manufacturer_observation": "Product Request a Quote route.",
      "distributor_observation": "Only general quote/contact/representative routes and warranty length.",
      "note": "Generic popup/contact route is not product-specific support under the codebook.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://aresscientific.com/product/benchmixer-mp-bv1007-vortex-mixer/"
    },
    {
      "pair_id": "MS01",
      "field": "compatibility",
      "category": "distributor_addition",
      "manufacturer_observation": "50 mL tubes and optional accessory SKUs.",
      "distributor_observation": "Names accessory capacities: 12×1.5 mL, 4×15 mL and 2×50 mL.",
      "note": "Additional holder capacities next to optional items; not an independent fit test.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1000/",
      "distributor_url": "https://new.marshallscientific.com/products/benchmark-bv1000-benchmixer-vortexer?_pos=1&_psq=BV1000&_ss=e&_v=1.0"
    },
    {
      "pair_id": "MS01",
      "field": "applications",
      "category": "both_comparable",
      "manufacturer_observation": "Vortex mixing of samples in specified vessels.",
      "distributor_observation": "Vortex mixing of samples.",
      "note": "Named laboratory sectors alone are not an added operating use.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1000/",
      "distributor_url": "https://new.marshallscientific.com/products/benchmark-bv1000-benchmixer-vortexer?_pos=1&_psq=BV1000&_ss=e&_v=1.0"
    },
    {
      "pair_id": "MS01",
      "field": "availability",
      "category": "neither_observed",
      "manufacturer_observation": "No qualifying availability statement observed.",
      "distributor_observation": "No qualifying availability statement observed.",
      "note": "Absence refers only to reviewed product-page states.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1000/",
      "distributor_url": "https://new.marshallscientific.com/products/benchmark-bv1000-benchmixer-vortexer?_pos=1&_psq=BV1000&_ss=e&_v=1.0"
    },
    {
      "pair_id": "MS01",
      "field": "minimum_order",
      "category": "neither_observed",
      "manufacturer_observation": "No qualifying pack/minimum-order statement observed.",
      "distributor_observation": "No qualifying pack/minimum-order statement observed.",
      "note": "Absence refers only to reviewed product-page states.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1000/",
      "distributor_url": "https://new.marshallscientific.com/products/benchmark-bv1000-benchmixer-vortexer?_pos=1&_psq=BV1000&_ss=e&_v=1.0"
    },
    {
      "pair_id": "MS01",
      "field": "lead_time",
      "category": "distributor_addition",
      "manufacturer_observation": "No product dispatch time observed.",
      "distributor_observation": "Product panel states typical dispatch within one business day.",
      "note": "Displayed claim only. Generic 2–5-day section is sitewide; FAQ points to product-panel time. Fulfilment not verified.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1000/",
      "distributor_url": "https://new.marshallscientific.com/products/benchmark-bv1000-benchmixer-vortexer?_pos=1&_psq=BV1000&_ss=e&_v=1.0"
    },
    {
      "pair_id": "MS01",
      "field": "documents",
      "category": "manufacturer_only",
      "manufacturer_observation": "Named product brochure link.",
      "distributor_observation": "Technical Specification Sheet tab opened but no linked product technical document visible.",
      "note": "Empty reviewed tab does not establish that the seller lacks documentation elsewhere.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1000/",
      "distributor_url": "https://new.marshallscientific.com/products/benchmark-bv1000-benchmixer-vortexer?_pos=1&_psq=BV1000&_ss=e&_v=1.0"
    },
    {
      "pair_id": "MS01",
      "field": "support",
      "category": "distributor_addition",
      "manufacturer_observation": "Product quote route.",
      "distributor_observation": "Product quote, virtual demo and specialist phone with hours; additional seller guarantee.",
      "note": "Concrete support options on the product page; service quality not tested.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1000/",
      "distributor_url": "https://new.marshallscientific.com/products/benchmark-bv1000-benchmixer-vortexer?_pos=1&_psq=BV1000&_ss=e&_v=1.0"
    },
    {
      "pair_id": "MS02",
      "field": "compatibility",
      "category": "distributor_addition",
      "manufacturer_observation": "Tube sizes and included cup head; general plate holder.",
      "distributor_observation": "Included foam inserts with counts: 30×1.5/2.0 mL, 12×15 mL, 4×50 mL.",
      "note": "Additional included-holder capacities, supplier claim only.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://new.marshallscientific.com/products/benchmark-bv1007-mp-vortex-mixer"
    },
    {
      "pair_id": "MS02",
      "field": "applications",
      "category": "both_comparable",
      "manufacturer_observation": "Vortex mixing of samples in specified vessels.",
      "distributor_observation": "Vortex mixing of samples.",
      "note": "Named laboratory sectors alone are not an added operating use.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://new.marshallscientific.com/products/benchmark-bv1007-mp-vortex-mixer"
    },
    {
      "pair_id": "MS02",
      "field": "availability",
      "category": "neither_observed",
      "manufacturer_observation": "No qualifying availability statement observed.",
      "distributor_observation": "No qualifying availability statement observed.",
      "note": "Absence refers only to reviewed product-page states.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://new.marshallscientific.com/products/benchmark-bv1007-mp-vortex-mixer"
    },
    {
      "pair_id": "MS02",
      "field": "minimum_order",
      "category": "neither_observed",
      "manufacturer_observation": "No qualifying pack/minimum-order statement observed.",
      "distributor_observation": "No qualifying pack/minimum-order statement observed.",
      "note": "Absence refers only to reviewed product-page states.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://new.marshallscientific.com/products/benchmark-bv1007-mp-vortex-mixer"
    },
    {
      "pair_id": "MS02",
      "field": "lead_time",
      "category": "distributor_addition",
      "manufacturer_observation": "No product dispatch time observed.",
      "distributor_observation": "Product panel states typical dispatch within one business day.",
      "note": "Displayed claim only. Generic 2–5-day section is sitewide; FAQ points to product-panel time. Fulfilment not verified.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://new.marshallscientific.com/products/benchmark-bv1007-mp-vortex-mixer"
    },
    {
      "pair_id": "MS02",
      "field": "documents",
      "category": "both_comparable",
      "manufacturer_observation": "Named product brochure link.",
      "distributor_observation": "Technical Specification Download link for BV1007.",
      "note": "Both link technical documentation; different host/title alone not counted as new technical information.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://new.marshallscientific.com/products/benchmark-bv1007-mp-vortex-mixer"
    },
    {
      "pair_id": "MS02",
      "field": "support",
      "category": "distributor_addition",
      "manufacturer_observation": "Product quote route.",
      "distributor_observation": "Product quote, virtual demo and specialist phone with hours; additional seller guarantee.",
      "note": "Concrete support options on the product page; service quality not tested.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://new.marshallscientific.com/products/benchmark-bv1007-mp-vortex-mixer"
    },
    {
      "pair_id": "MG01",
      "field": "compatibility",
      "category": "distributor_addition",
      "manufacturer_observation": "50 mL vessels and optional accessory SKUs.",
      "distributor_observation": "Accessory descriptions give holder counts and vessel sizes, including 4×15 mL.",
      "note": "Extra capacities observed; specification conflict tracked separately.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1000/",
      "distributor_url": "https://www.mgscientific.com/vortex-mixers-benchmixer-vortex-mixer-model-bv1000-benchmark-20"
    },
    {
      "pair_id": "MG01",
      "field": "applications",
      "category": "both_comparable",
      "manufacturer_observation": "Vortex mixing of samples in specified vessels.",
      "distributor_observation": "Vortex mixing of samples.",
      "note": "Named laboratory sectors alone are not an added operating use.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1000/",
      "distributor_url": "https://www.mgscientific.com/vortex-mixers-benchmixer-vortex-mixer-model-bv1000-benchmark-20"
    },
    {
      "pair_id": "MG01",
      "field": "availability",
      "category": "neither_observed",
      "manufacturer_observation": "No qualifying availability statement observed.",
      "distributor_observation": "No qualifying availability statement observed.",
      "note": "Absence refers only to reviewed product-page states.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1000/",
      "distributor_url": "https://www.mgscientific.com/vortex-mixers-benchmixer-vortex-mixer-model-bv1000-benchmark-20"
    },
    {
      "pair_id": "MG01",
      "field": "minimum_order",
      "category": "distributor_addition",
      "manufacturer_observation": "No explicit order-unit statement; quantity input alone excluded.",
      "distributor_observation": "Ordering row says each.",
      "note": "Subtype: order unit, not MOQ. Default quantity 1 is not a minimum.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1000/",
      "distributor_url": "https://www.mgscientific.com/vortex-mixers-benchmixer-vortex-mixer-model-bv1000-benchmark-20"
    },
    {
      "pair_id": "MG01",
      "field": "lead_time",
      "category": "neither_observed",
      "manufacturer_observation": "No qualifying lead-time statement observed.",
      "distributor_observation": "No qualifying lead-time statement observed.",
      "note": "Absence refers only to reviewed product-page states.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1000/",
      "distributor_url": "https://www.mgscientific.com/vortex-mixers-benchmixer-vortex-mixer-model-bv1000-benchmark-20"
    },
    {
      "pair_id": "MG01",
      "field": "documents",
      "category": "manufacturer_only",
      "manufacturer_observation": "Named product brochure link.",
      "distributor_observation": "No verified product-document link observed.",
      "note": "Contents of linked documents are outside this HTML study.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1000/",
      "distributor_url": "https://www.mgscientific.com/vortex-mixers-benchmixer-vortex-mixer-model-bv1000-benchmark-20"
    },
    {
      "pair_id": "MG01",
      "field": "support",
      "category": "manufacturer_only",
      "manufacturer_observation": "Product quote route.",
      "distributor_observation": "Generic company contact/customer-support navigation only.",
      "note": "Add to cart is not a selection/support route under this definition.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1000/",
      "distributor_url": "https://www.mgscientific.com/vortex-mixers-benchmixer-vortex-mixer-model-bv1000-benchmark-20"
    },
    {
      "pair_id": "MG02",
      "field": "compatibility",
      "category": "distributor_addition",
      "manufacturer_observation": "1.5/2.0, 15 and 50 mL tubes; microplates.",
      "distributor_observation": "Shared types plus optional 70×0.5 mL and 16×5–7 mL attachments.",
      "note": "Extra accessory configurations on the ordering page, not a fit test.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://www.mgscientific.com/vortex-mixers-benchmixer-vortex-mixer-model-bv1007-benchmark-10"
    },
    {
      "pair_id": "MG02",
      "field": "applications",
      "category": "both_comparable",
      "manufacturer_observation": "Vortex mixing of samples in specified vessels.",
      "distributor_observation": "Vortex mixing of samples.",
      "note": "Named laboratory sectors alone are not an added operating use.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://www.mgscientific.com/vortex-mixers-benchmixer-vortex-mixer-model-bv1007-benchmark-10"
    },
    {
      "pair_id": "MG02",
      "field": "availability",
      "category": "neither_observed",
      "manufacturer_observation": "No qualifying availability statement observed.",
      "distributor_observation": "No qualifying availability statement observed.",
      "note": "Absence refers only to reviewed product-page states.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://www.mgscientific.com/vortex-mixers-benchmixer-vortex-mixer-model-bv1007-benchmark-10"
    },
    {
      "pair_id": "MG02",
      "field": "minimum_order",
      "category": "distributor_addition",
      "manufacturer_observation": "No explicit order-unit statement; quantity input alone excluded.",
      "distributor_observation": "Ordering row says each.",
      "note": "Subtype: order unit, not MOQ. Default quantity 1 is not a minimum.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://www.mgscientific.com/vortex-mixers-benchmixer-vortex-mixer-model-bv1007-benchmark-10"
    },
    {
      "pair_id": "MG02",
      "field": "lead_time",
      "category": "neither_observed",
      "manufacturer_observation": "No qualifying lead-time statement observed.",
      "distributor_observation": "No qualifying lead-time statement observed.",
      "note": "Absence refers only to reviewed product-page states.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://www.mgscientific.com/vortex-mixers-benchmixer-vortex-mixer-model-bv1007-benchmark-10"
    },
    {
      "pair_id": "MG02",
      "field": "documents",
      "category": "manufacturer_only",
      "manufacturer_observation": "Named product brochure link.",
      "distributor_observation": "No verified product-document link observed.",
      "note": "Contents of linked documents are outside this HTML study.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://www.mgscientific.com/vortex-mixers-benchmixer-vortex-mixer-model-bv1007-benchmark-10"
    },
    {
      "pair_id": "MG02",
      "field": "support",
      "category": "manufacturer_only",
      "manufacturer_observation": "Product quote route.",
      "distributor_observation": "Generic company contact/customer-support navigation only.",
      "note": "Add to cart is not a selection/support route under this definition.",
      "manufacturer_url": "https://www.benchmarkscientific.com/product/bv1007/",
      "distributor_url": "https://www.mgscientific.com/vortex-mixers-benchmixer-vortex-mixer-model-bv1007-benchmark-10"
    }
  ],
  "specification_flags": [
    {
      "pair_id": "LR01",
      "field": "timer",
      "manufacturer": "1 second–999 minutes",
      "distributor": "1 second–999 hours",
      "note": "Cross-page unit discrepancy; not an observed longer timer capability."
    },
    {
      "pair_id": "LR02",
      "field": "operating_temperature",
      "manufacturer": "+4 to +45°C",
      "distributor": "+4 to +65°C",
      "note": "Different maximum in public specifications; actual equipment limit not independently validated."
    },
    {
      "pair_id": "LR02",
      "field": "electrical_frequency",
      "manufacturer": "115V / 60Hz",
      "distributor": "115V / 50–60Hz",
      "note": "Frequency range differs; do not treat as verified additional compatibility."
    },
    {
      "pair_id": "MS01",
      "field": "speed",
      "manufacturer": "200–3200 rpm",
      "distributor": "Overview 200–3000 rpm; feature/specification table 200–3200 rpm",
      "note": "Internal distributor inconsistency; table agrees with manufacturer."
    },
    {
      "pair_id": "MS02",
      "field": "timer",
      "manufacturer": "1 second–999 minutes",
      "distributor": "Overview/table 999 hours; body 999 minutes",
      "note": "Internal distributor inconsistency plus cross-page discrepancy."
    },
    {
      "pair_id": "MG01",
      "field": "operating_temperature",
      "manufacturer": "+4 to +45°C",
      "distributor": "+4 to +65°C",
      "note": "Different maxima; not evidence of a wider validated operating range."
    }
  ],
  "analysis": {
    "analyzed_at_utc": "2026-10-13T07:47:39.988665+00:00",
    "sample": {
      "pairs": 9,
      "distributors": 5,
      "manufacturer_catalogs": 2,
      "distinct_models": 4,
      "unique_product_urls": 13,
      "benchmark_mixer_pairs": 7,
      "parent_distributors_included": 2,
      "expansion_distributors_included": 3
    },
    "matrix": [
      {
        "field": "compatibility",
        "denominator_pairs": 9,
        "categories": {
          "both_comparable": 2,
          "distributor_addition": 6,
          "manufacturer_only": 1,
          "neither_observed": 0,
          "different_unresolved": 0
        },
        "addition_pair_ids": [
          "FE02",
          "AR01",
          "MS01",
          "MS02",
          "MG01",
          "MG02"
        ],
        "addition_distributors": [
          "ARES Scientific",
          "Flow-Eze",
          "MG Scientific",
          "Marshall Scientific"
        ],
        "addition_distributor_count": 4
      },
      {
        "field": "applications",
        "denominator_pairs": 9,
        "categories": {
          "both_comparable": 6,
          "distributor_addition": 3,
          "manufacturer_only": 0,
          "neither_observed": 0,
          "different_unresolved": 0
        },
        "addition_pair_ids": [
          "FE01",
          "FE02",
          "AR01"
        ],
        "addition_distributors": [
          "ARES Scientific",
          "Flow-Eze"
        ],
        "addition_distributor_count": 2
      },
      {
        "field": "availability",
        "denominator_pairs": 9,
        "categories": {
          "both_comparable": 0,
          "distributor_addition": 2,
          "manufacturer_only": 0,
          "neither_observed": 7,
          "different_unresolved": 0
        },
        "addition_pair_ids": [
          "FE01",
          "FE02"
        ],
        "addition_distributors": [
          "Flow-Eze"
        ],
        "addition_distributor_count": 1
      },
      {
        "field": "minimum_order",
        "denominator_pairs": 9,
        "categories": {
          "both_comparable": 2,
          "distributor_addition": 2,
          "manufacturer_only": 0,
          "neither_observed": 5,
          "different_unresolved": 0
        },
        "addition_pair_ids": [
          "MG01",
          "MG02"
        ],
        "addition_distributors": [
          "MG Scientific"
        ],
        "addition_distributor_count": 1
      },
      {
        "field": "lead_time",
        "denominator_pairs": 9,
        "categories": {
          "both_comparable": 0,
          "distributor_addition": 4,
          "manufacturer_only": 0,
          "neither_observed": 5,
          "different_unresolved": 0
        },
        "addition_pair_ids": [
          "FE01",
          "FE02",
          "MS01",
          "MS02"
        ],
        "addition_distributors": [
          "Flow-Eze",
          "Marshall Scientific"
        ],
        "addition_distributor_count": 2
      },
      {
        "field": "documents",
        "denominator_pairs": 9,
        "categories": {
          "both_comparable": 2,
          "distributor_addition": 1,
          "manufacturer_only": 4,
          "neither_observed": 1,
          "different_unresolved": 1
        },
        "addition_pair_ids": [
          "LR02"
        ],
        "addition_distributors": [
          "LabRepCo"
        ],
        "addition_distributor_count": 1
      },
      {
        "field": "support",
        "denominator_pairs": 9,
        "categories": {
          "both_comparable": 2,
          "distributor_addition": 4,
          "manufacturer_only": 3,
          "neither_observed": 0,
          "different_unresolved": 0
        },
        "addition_pair_ids": [
          "FE01",
          "FE02",
          "MS01",
          "MS02"
        ],
        "addition_distributors": [
          "Flow-Eze",
          "Marshall Scientific"
        ],
        "addition_distributor_count": 2
      }
    ],
    "specification_flag_count": 6,
    "pages_with_specification_flags": 5,
    "flagged_distributors": [
      "LabRepCo",
      "MG Scientific",
      "Marshall Scientific"
    ],
    "interpretations": [
      {
        "finding": "Product-specific dispatch timing or its confirmation process was an addition in four pairs, belonging to two distributors.",
        "evidence": [
          "FE01",
          "FE02",
          "MS01",
          "MS02"
        ],
        "boundary": "Quote-confirmation and one-day dispatch are different information types. Neither verifies fulfilment."
      },
      {
        "finding": "Pack/order-unit information must retain its subtype.",
        "evidence": [
          "FE01",
          "FE02",
          "MG01",
          "MG02"
        ],
        "boundary": "A case pack or each-unit label is not a verified MOQ; quantity input defaults were excluded."
      },
      {
        "finding": "Specification differences need verification before reuse.",
        "evidence": [
          "LR01",
          "LR02",
          "MS01",
          "MS02",
          "MG01"
        ],
        "boundary": "Public pages conflict; no equipment test established the authoritative operating limit."
      }
    ],
    "limitations": [
      "Purposive nonrepresentative sample; organization identities from public pages, not corporate ownership audit.",
      "Repeated manufacturer products across distributors are allowed and must be counted separately from unique models.",
      "Not observed means absent from reviewed states, not proof that the company lacks the information.",
      "No textual uniqueness percentage or claim of copyright infringement.",
      "No duplicate-content penalty, rankings, indexing, citations, conversion or causal SEO effect inferred.",
      "Descriptions and technical claims are not independently validated by equipment testing.",
      "Initial selection observations on 12 October UTC and rechecks on 13 October UTC, 2026.",
      "Exact catalog identifiers are matched; commercial supply-chain provenance and a cart-selected electrical variant were not audited.",
      "Full external-search result snapshots were not retained; discovery order is a session reconstruction.",
      "Scope is reviewed product HTML and ordinary tabs, not all company content or PDF content."
    ],
    "no_inference": [
      "rankings",
      "indexation",
      "duplicate-content penalty",
      "AI citations",
      "conversion",
      "product performance",
      "verified stock or fulfilled shipping"
    ]
  },
  "selection_log": {
    "created_at_utc": "2026-10-13T07:41:34.586672+00:00",
    "parent_candidates": [
      {
        "company": "TPK",
        "ids": [
          "TP01",
          "TP02",
          "TP03"
        ],
        "status": "excluded",
        "reason": "No verifiable third-party manufacturer SKU; own PaperKing programs."
      },
      {
        "company": "Flow-Eze",
        "ids": [
          "FE01",
          "FE02"
        ],
        "status": "included",
        "reason": "First two exact catalog matches. FE03 stopped at per-company quota."
      },
      {
        "company": "Anderson-Bolds",
        "ids": [
          "AB01",
          "AB02",
          "AB03"
        ],
        "status": "excluded",
        "reason": "Exact 8,000W part/variant not identified on public manufacturer HX family/store pages; family match insufficient."
      },
      {
        "company": "LabRepCo",
        "ids": [
          "LR01",
          "LR02"
        ],
        "status": "included",
        "reason": "First two exact Benchmark model matches. Third candidate unnecessary after quota."
      },
      {
        "company": "USA Lab",
        "ids": [
          "UL01",
          "UL02",
          "UL03"
        ],
        "status": "excluded",
        "reason": "UL01/03 own label; UL02 Chemtek CLT55 manufacturer HTML unresolved."
      },
      {
        "company": "Galco",
        "ids": [
          "GA01",
          "GA02",
          "GA03"
        ],
        "status": "not_retrievable",
        "reason": "Browser security interstitials; no feature absence inferred."
      }
    ],
    "expansion_order": [
      {
        "order": 1,
        "company": "Lab Depot",
        "ids": "LD01",
        "status": "not_retrievable",
        "reason": "Browser block"
      },
      {
        "order": 2,
        "company": "VWR",
        "ids": "VW01",
        "status": "not_retrievable",
        "reason": "Empty browser page; search snippet not used"
      },
      {
        "order": 3,
        "company": "Universal Medical",
        "ids": "UM01",
        "status": "not_retrievable",
        "reason": "Security interstitial"
      },
      {
        "order": 4,
        "company": "Legacy Lab Supplies",
        "ids": "LG01",
        "status": "excluded",
        "reason": "Voltage explicitly unspecified/to be confirmed; exact variant unresolved"
      },
      {
        "order": 5,
        "company": "Thomas Scientific",
        "ids": "TS01/TS02",
        "status": "not_retrievable",
        "reason": "Validation interstitial"
      },
      {
        "order": 6,
        "company": "ARES Scientific",
        "ids": "AR01",
        "status": "included",
        "reason": "BV1007 matched; on-site BV1000 search no result"
      },
      {
        "order": 7,
        "company": "Marshall Scientific",
        "ids": "MS01/MS02",
        "status": "included",
        "reason": "Two exact base SKUs in new-equipment store"
      },
      {
        "order": 8,
        "company": "MG Scientific",
        "ids": "MG01/MG02",
        "status": "included",
        "reason": "Initial search destination was a D1000 accessory; on-site searches located exact BV1000/BV1007 rows"
      }
    ],
    "discovery_note": "Expansion order reconstructed from the research session and saved page captures. Full search-engine result pages were not archived; this is not a reproducible SERP ranking. Public-page snapshots, on-site searches and exclusions are retained.",
    "expansion_domains_attempted": 8,
    "amended_cap": 10,
    "download_limitation": "BV1000 brochure: web text extraction empty, direct request 403, ordinary browser download permission declined. No file used, no further download attempts."
  },
  "recheck": {
    "pairs": 9,
    "unique_product_urls": 13,
    "same_research_agent": true,
    "independent_second_coder": false,
    "category_changes": 0
  },
  "disclosure": "AI-agent browser review commissioned by Neaptide, an SEO service provider. No equipment testing or search outcome measured."
}