{"product_id":"tetrahydrofuran-czda-250ml","title":"Tetrahydrofuran Analytical Reagent Grade 250ml","description":"\u003cp\u003e\u003cstrong\u003eTetrahydrofuran (THF, Tetrahydrofuran, 1,4-Epoxybutane) - p.d.a., CHEM*112782000\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eTechnical information about chemical reagents:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cspan\u003eMolecular formula: \u003csub\u003eC4H8O\u003c\/sub\u003e\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan\u003eMolar mass: 72.11 g\/mol\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan\u003eCAS number: 109-99-9\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan\u003eEC number: 203-726-8\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan\u003eSynonyms: Tetrahydrofuran; Tetrahydrofuran; 1,4-Epoxybutane; Tetramethylene oxide\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan\u003eGrade: p.d.a. (purity for analysis)\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan\u003eExternal appearance: colorless, clear liquid\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan\u003eOdor: similar to ether\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan\u003eMelting\/freezing point: -108.5 °C\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan\u003eBoiling point: 65.5 °C\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan\u003eFlash point: -21.5 °C\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan\u003eAuto-ignition temperature: 230 °C\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan\u003eExplosion limits (v\/v): lower 1.5 volume percent, upper 12 volume percent.\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan\u003eVapor pressure (20 °C): 200 mbar\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan\u003eDensity (20 °C): 0.887-0.890 \u003csup\u003eg\/cm3\u003c\/sup\u003e (typical 0.889 \u003csup\u003eg\/cm3\u003c\/sup\u003e)\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan\u003eViscosity (20 °C): 0.486 mPa-s\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan\u003eSolubility: in water - freely miscible; in organic solvents - soluble in alcohols, esters, and ketones\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan\u003ePartition coefficient n-octanol\/water (log P): 0.47\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan\u003eContent (GC): ≥ 99.5%\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan\u003eColor: ≤ 20 Hazen units\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan\u003eWater: ≤ 0.05%\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan\u003eAcids (as \u003csub\u003eCH3COOH\u003c\/sub\u003e): ≤ 0.003%\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan\u003ePeroxides (as \u003csub\u003eH2O2\u003c\/sub\u003e): ≤ 0.015%\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan\u003eResidue after evaporation: ≤ 0.005%.\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan\u003eTransport (ADR\/RID): UN 2056; Class 3; Packaging Group II\u003c\/span\u003e\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cspan\u003e\u003cstrong\u003eExamples of professional applications in various industries:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eOrganic Synthesis and R\u0026amp;D:\u003c\/strong\u003e Universal solvent for reactions (e.g., condensation, polymerization) under controlled laboratory and pilot conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePolymers and Materials:\u003c\/strong\u003e Solvents for elastomers, polyurethanes, coatings, and industrial adhesives.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eChromatography and analytics\u003c\/strong\u003e: Component of the mobile phase and extraction solvent in laboratory procedures.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePrecision industry\/Electronics:\u003c\/strong\u003e Cleaning\/degreasing of components in closed systems while adhering to health and safety regulations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTechnical formulations:\u003c\/strong\u003e Fluidization and viscosity control agent in resin and gel systems.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eHazard statements (H):\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003e \u003cspan\u003e\u003cstrong\u003eH225:\u003c\/strong\u003e Highly flammable liquid and vapor.\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003e\u003cstrong\u003eH319:\u003c\/strong\u003e Causes serious eye irritation.\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003e\u003cstrong\u003eH335:\u003c\/strong\u003e May cause respiratory irritation.\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003e\u003cstrong\u003eEUH019:\u003c\/strong\u003e May form explosive peroxides.\u003c\/span\u003e \u003c\/p\u003e \u003cp style=\"font-weight: bold;\"\u003e\u003cstrong\u003eSafety statements (P):\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003e \u003cstrong\u003eP210:\u003c\/strong\u003e Keep away from heat\/sparks\/open flames\/hot surfaces. No smoking.\u003cbr\u003e \u003cstrong\u003eP233:\u003c\/strong\u003e Keep container tightly closed.\u003cbr\u003e \u003cstrong\u003eP243:\u003c\/strong\u003e Take precautionary measures against static discharges.\u003cbr\u003e \u003cstrong\u003eP305 + P351 + P338:\u003c\/strong\u003e IF IN EYES: Rinse cautiously with water for several minutes; remove contact lenses if present and easy to do; continue rinsing. \u003c\/p\u003e \u003cp style=\"\"\u003e\u003cb\u003eRecommended storage conditions:\u003c\/b\u003e\u003c\/p\u003e \u003col style=\"\"\u003e \u003cli\u003eStore in a cool, well-ventilated area in a flammable liquids cabinet; avoid ignition sources and UV radiation.\u003c\/li\u003e \u003cli\u003eKeep container tightly closed; monitor and limit peroxide formation (use inhibitor, perform regular tests); do not dry distill.\u003c\/li\u003e \u003cli\u003eUse explosion-proof equipment and devices; ground\/bond containers when dispensing.\u003c\/li\u003e \u003cli\u003eProtect from strong oxidizing agents, acids, and bases; limit prolonged contact with air.\u003c\/li\u003e \u003cli\u003eApply occupational protection measures (gloves, safety glasses\/face shield) as well as health and safety measures according to the safety data sheet.\u003c\/li\u003e \u003c\/ol\u003e\n\n\u003csmall\u003eFor professional use only. No indication for food or medical applications.\u003c\/small\u003e","brand":"Biolaboratorium","offers":[{"title":"Default Title","offer_id":55543413211484,"sku":"CHEM-112782000-250ml","price":23.63,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/0491\/0119\/files\/b8beaa979c9445e8e518c9f860206fbd.jpg?v=1758620586","url":"https:\/\/miolaboratorium.com\/en\/products\/tetrahydrofuran-czda-250ml","provider":"Biolaboratorium","version":"1.0","type":"link"}