{"product_id":"alcohol-hydrometer-proof-scale-irs-specification-size-k-6613-k","title":"Proof-Scale Proof Hydrometer for alcohol proof determination, Size K | 6613-K","description":"\u003cp\u003eHeathrow Scientific SKU 6613-K is a Proof-Scale Proof Hydrometer for alcohol proof determination, Size K for density measurement and process checks. Use the Proof-Scale Proof Hydrometer, SKU 6613-K, in laboratory workflows. Unlike adjacent options that only change color or pack size, this proof hydrometer has a more functional reason to exist in the catalog.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConfiguration cue Size K\u003c\/li\u003e\n\u003cli\u003eMaterial detail Borosilicate Glass\u003c\/li\u003e\n\u003cli\u003eSize listing 13.75 x 1.75 x 1.75 (in)\u003c\/li\u003e\n\u003cli\u003eMatched to alcohol proof determination instead of a one-size-fits-all substitute\u003c\/li\u003e\n\u003cli\u003eKey differentiator Proof-Scale\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe listed configuration uses Borosilicate Glass construction with a Clear finish or color designation; the stated size is 13.75 x 1.75 x 1.75 (in); the listed weight is 0.4; the country of origin is US. Purchasing and catalog review can reference HTS code 9025.80.2000 and UNSPSC 41113044.\u003c\/p\u003e\u003cp\u003eIn use, this SKU helps labs align product selection with density measurement and process checks. The FAQ guidance emphasizes checking the SKU, size or capacity, material, color, packaging, and any stated compatibility details before ordering, so the item fits the intended SOP rather than serving as a generic category substitute. For glassware workflows, match the vessel format to pouring, mixing, measurement, storage, and cleaning requirements.\u003c\/p\u003e\u003cp\u003eThe listed Borosilicate Glass construction supports routine glassware purchasing where clarity, durability, and chemical compatibility are evaluated against the stated specification no additional ASTM, Class A, or Class B claim is added unless it appears in the row data.\u003c\/p\u003e","brand":"Heathrow Scientific","offers":[{"title":"Default Title","offer_id":50040949375169,"sku":"6613-K","price":66.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0850\/7084\/0001\/files\/hs-6613-k_1.jpg?v=1772808270","url":"https:\/\/labcals.com\/products\/alcohol-hydrometer-proof-scale-irs-specification-size-k-6613-k","provider":"LabCals.com","version":"1.0","type":"link"}