{"product_id":"kaliumnitrit-czda-250g","title":"Nitrito de Potássio CZDA 250g","description":"\u003ch1\u003eNitrito de potássio \u003csub\u003e(KNO2\u003c\/sub\u003e) - p.d.a.\u003c\/h1\u003e\n\n\u003ch2\u003eInformações técnicas\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDesignação química:\u003c\/strong\u003e Nitrito de potássio\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSinónimos:\u003c\/strong\u003e Nitrato de potássio\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFórmula química:\u003c\/strong\u003e \u003csub\u003eKNO2\u003c\/sub\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMassa molar:\u003c\/strong\u003e 85,10 g\/mol\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNúmero CAS:\u003c\/strong\u003e 7758-09-0\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNúmero CE:\u003c\/strong\u003e 231-832-4\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eForma:\u003c\/strong\u003e sólido\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCor:\u003c\/strong\u003e branco ou amarelo claro\u003c\/li\u003e\n  \u003cli\u003eOdor\u003cstrong\u003e:\u003c\/strong\u003e inodoro\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003epH (50 g\/l\u003csub\u003eH2O\u003c\/sub\u003e, 20°C):\u003c\/strong\u003e aprox. 7-10\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePonto de fusão:\u003c\/strong\u003e 407°C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePonto de ebulição:\u003c\/strong\u003e Decomposição\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTemperatura de autoignição:\u003c\/strong\u003e não aplicável\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePonto de inflamação:\u003c\/strong\u003e não aplicável\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLimites de explosividade:\u003c\/strong\u003e não aplicável\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePressão de vapor:\u003c\/strong\u003e não aplicável\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDensidade (20°C):\u003c\/strong\u003e 1,92 g\/cm³\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDensidade aparente:\u003c\/strong\u003e 980 kg\/m³\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSolubilidade em água:\u003c\/strong\u003e boa\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSolubilidade em solventes orgânicos:\u003c\/strong\u003e não especificado\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePureza e impurezas\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTeor:\u003c\/strong\u003e min. 96,0%\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCloretos (Cl):\u003c\/strong\u003e máx. 0,01%.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSulfatos (\u003csub\u003eSO4\u003c\/sub\u003e):\u003c\/strong\u003e máx. 0,02%.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eArsénio (As):\u003c\/strong\u003e máx. 0,0001%.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChumbo (Pb):\u003c\/strong\u003e máx. 0,0005%.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFerro (Fe):\u003c\/strong\u003e máx. 0,001%\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eExemplos de utilização profissional\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eReagente analítico em laboratórios químicos\u003c\/li\u003e\n  \u003cli\u003ePreparação de soluções padrão para titulação e medições ionométricas\u003c\/li\u003e\n  \u003cli\u003eReagente em processos de redução e síntese inorgânicos\u003c\/li\u003e\n  \u003cli\u003eTestes qualitativos e quantitativos na indústria química\u003c\/li\u003e\n  \u003cli\u003eControlo de parâmetros em análise ambiental\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eAvisos de perigo (H)\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eH272\u003c\/strong\u003e - Pode intensificar um incêndio; oxidante.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eH301\u003c\/strong\u003e - Tóxico se ingerido.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eH400\u003c\/strong\u003e - Muito tóxico para organismos aquáticos.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eConselhos de prudência (P)\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eP210\u003c\/strong\u003e - Manter afastado de fontes de calor, faíscas, chamas abertas e superfícies quentes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eP280\u003c\/strong\u003e - Usar luvas de proteção\/vestuário de proteção\/proteção ocular\/proteção facial.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eP301+P312\u003c\/strong\u003e - EM CASO DE ingestão: Contactar um CENTRO DE INFORMAÇÃO SOBRE VENENOS ou um médico, se sentir indisposição.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eP309+P310\u003c\/strong\u003e - EM CASO de exposição ou indisposição: Contactar IMEDIATAMENTE um CENTRO DE INFORMAÇÃO SOBRE VENENOS ou um médico.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eClassificação de transporte\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRID\/ADR:\u003c\/strong\u003e 5.1, II\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eONU:\u003c\/strong\u003e 1488\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCondições de armazenamento recomendadas\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eArmazenar em recipientes bem fechados\u003c\/li\u003e\n  \u003cli\u003eProteger da humidade, luz e substâncias redutoras\u003c\/li\u003e\n  \u003cli\u003eArmazenar num local fresco, seco e bem ventilado\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Biolaboratorium","offers":[{"title":"Default Title","offer_id":55481613713756,"sku":"CHEM-117389508-250g","price":133.51,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/0491\/0119\/files\/7ae10eae4fade54cddd78e73f2d5303e.jpg?v=1757937121","url":"https:\/\/biolaboratoriuhot.com\/pt\/products\/kaliumnitrit-czda-250g","provider":"Biolaboratorium","version":"1.0","type":"link"}