{"product_id":"ethylalkohol-99-8-cz-5liter","title":"Etanol 99,8% CZ 5 Litros","description":"\u003cp\u003e\u003cstrong\u003eEtilalcool anidro 99,8 % p.c. CHEM*423964800\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInformações técnicas sobre reagentes químicos:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003cspan\u003eFórmula química: \u003csub\u003eC2H5OH\u003c\/sub\u003e\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eMassa molar: 46,07 g\/mol\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eNúmero CAS: 64-17-5\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eNúmero CE: 200-578-6\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eSinónimos: Etanol, Etilalcool, Álcool etílico\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eEspécie: puro\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eTeor: mín. 99,8% vol. (V\/V)\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eCor: máx. 10 U Hazen\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eDensidade (20°C): 0,789-0,791 g\/cm³\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eTeor de água: máx. 0,2%\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eÁcidos (em  \u003csub\u003eCH3COOH\u003c\/sub\u003e): máx. 0,001 %.\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eÁlcalis (em  \u003csub\u003eNH3\u003c\/sub\u003e): máx. 0,0003 %.\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eAldeído (em  \u003csub\u003eCH3CHO\u003c\/sub\u003e): máx. 0,001%.\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eÁlcoois superiores (ex. amílico): máx. 0,01%.\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003e2-Propanol: conforme prescrito\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eCompostos carbonílicos (ex. CO): máx. 0,008%.\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eMetanol: máx. 0,05%\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eResíduo após evaporação: máx. 0,001%\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eMetais pesados (ex. Pb): máx. 0,0001%\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eTempo de descoloração da solução de KMnO₄: mín. 5 min.\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eTeste com \u003csub\u003eH2SO4\u003c\/sub\u003e: conforme prescrito\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eLog P(água\/octanol): 0,82\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eExemplos de aplicações profissionais em vários setores:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLaboratórios químicos e analíticos:\u003c\/strong\u003e Para análises instrumentais precisas, titulações, extrações e preparação de soluções padrão que exigem teor de água absolutamente mínimo.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIndústria de processos:\u003c\/strong\u003e Para produção e purificação de substâncias sensíveis à água, como solvente de alta pureza e em processos de secagem.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProcessos industriais avançados:\u003c\/strong\u003e Utilizado em tecnologias óticas, microeletrónica e na produção de laboratórios de película fina e revestimentos técnicos.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eIndicações de perigo no rótulo do produto:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eH225:\u003c\/strong\u003e Líquido e vapor facilmente inflamáveis.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIndicações de segurança no rótulo do produto:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\n \u003cstrong\u003eP210:\u003c\/strong\u003e Manter afastado de fontes de calor\/fagulhas\/chama aberta\/superfícies quentes. Não fumar.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCondições de armazenamento recomendadas:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n  \u003cli\u003eArmazenar no recipiente original selado, em local fresco, seco e com boa ventilação.\u003c\/li\u003e\n  \u003cli\u003eProteger da luz solar e de fontes de ignição.\u003c\/li\u003e\n  \u003cli\u003eTemperatura de armazenamento recomendada: 15-25°C.\u003c\/li\u003e\n  \u003cli\u003eEvitar contacto com agentes oxidantes fortes e substâncias reativas.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cp\u003e\u003cstrong\u003eInformações físico-químicas adicionais:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003cspan\u003eAspecto exterior: líquido incolor e transparente\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eEstado físico: líquido\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eCor: incolor\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eOdor: característico\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003epH: neutro\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003ePonto de fusão: -117°C\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003ePonto de ebulição: 78°C\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eTemperatura de autoignição: 425°C\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003ePonto de inflamação: 12°C (cadinho fechado), 18,3°C (cadinho aberto)\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eLimites de explosão: 3,3-19% em volume.\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eViscosidade (20°C): 1,078 mPa-s\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003ePressão de vapor (20°C): 60 hPa\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eSolubilidade em água: ilimitada\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eSolubilidade em solventes orgânicos: solúvel na maioria\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Biolaboratorium","offers":[{"title":"Default Title","offer_id":55388073066844,"sku":"CHEM-423964800-5L","price":646.31,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/0491\/0119\/files\/42fb6422ecbccf619cb42bb98b97a7e9.jpg?v=1756818040","url":"https:\/\/biolaboratoriuhot.com\/pt\/products\/ethylalkohol-99-8-cz-5liter","provider":"Biolaboratorium","version":"1.0","type":"link"}