{"product_id":"kresolrot-1g","title":"Cresol red 1g","description":"\u003cp\u003e\u003cstrong\u003eCresol Red ind. CHEM*212724506\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eTechnical information about chemical reagents:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003cspan\u003eChemical formula: C₁₅H₁₅N₃O₂.\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eMolar mass: 404.41 g\/mol\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eCAS Number: 1733-12-6\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eEC Number: 263-654-8\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eSynonyms: Cresol Red, Cresol Red\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003ePhysical state: solid\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eAppearance: dark brown powder\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eColor: brown\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eOdor: odorless\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003epH value: not specified\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eMelting point: 250°C (decomposition)\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eBoiling point: no data available\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eAutoignition temperature: no data\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eFlash point: no data available\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eExplosion limits: no data available\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eVapor pressure: no data available\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eDensity: no data available\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eBulk density: no data\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eSolubility: in water - soluble (20°C); in organic solvents - no data\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eMolar absorption coefficient: E(435 nm, pH 5.0) ≥ 18500; E(575 nm, pH 9.2) ≥ 45500\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eSolubility in water: as stated\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eChromatographic homogeneity (TLC): as specified\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eResidue after roasting (as SO₄): 17-20%\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eDissociation constant pK (pH 5.0÷9.2): 7.6-8.2\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003epH color change range: red-yellow (0.2-1.8), yellow-violet (7.2-8.8)\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eNet weight: Packages of 25 g, 100 g, 250 g or upon request\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eExamples of professional applications in various industries:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChemical laboratories:\u003c\/strong\u003e pH indicator for titrations and colorimetric analyses, particularly in aqueous and buffer solutions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMolecular biology:\u003c\/strong\u003e Tracking dye in DNA and RNA electrophoresis - enables visualization of the migration front without interference.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePharmaceutical industry:\u003c\/strong\u003e For stability testing and pH control in product formulations.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnvironmental research:\u003c\/strong\u003e For determining pH changes in water, soil, and wastewater samples in the low and neutral pH range.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEducation:\u003c\/strong\u003e For teaching experiments in analytical and physical chemistry.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eHazard statements on the product label:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo hazard classification according to the current CLP regulation.\u003c\/p\u003e\n\n\u003cp style=\"font-weight: bold;\"\u003e\u003cstrong\u003eSafety information on the product label:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNot applicable - Product is not classified as hazardous according to CLP.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eTransport and classification:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\n \u003cstrong\u003eRID\/ADR:\u003c\/strong\u003e Not applicable\u003cbr\u003e\n \u003cstrong\u003eUN number: Not applicable.\u003c\/strong\u003e \u003c\/p\u003e\n\n\u003cp style=\"\"\u003e\u003cb\u003eRecommended storage conditions:\u003c\/b\u003e\u003c\/p\u003e\n\u003col\u003e\n  \u003cli\u003eStore in a dry, cool, and well-ventilated place.\u003c\/li\u003e\n  \u003cli\u003eProtect from moisture and direct sunlight.\u003c\/li\u003e\n  \u003cli\u003eStore in tightly closed original container.\u003c\/li\u003e\n  \u003cli\u003eAvoid contact with oxidizing substances.\u003c\/li\u003e\n  \u003cli\u003eKeep away from flammable materials.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Biolaboratorium","offers":[{"title":"Default Title","offer_id":55048760623452,"sku":"CHEM-212724506-1g","price":14.18,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/0491\/0119\/files\/4335fe024c00df41c43ef6e2dbfc9e0f.jpg?v=1752925747","url":"https:\/\/biolaboratoriuhot.com\/en\/products\/kresolrot-1g","provider":"Biolaboratorium","version":"1.0","type":"link"}