{"product_id":"oxalsaure-czda-1kg","title":"Ácido Oxálico CZDA 1kg","description":"\u003cp\u003e\u003cstrong\u003eÁcido Oxálico-2-Hidratado p.d.a.\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: C₂H₂O₄ - 2H₂O\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eNome em inglês: Oxalic Acid Dihydrate\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eNome em polaco: Ácido Oxálico Dihidratado\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eNúmero CAS: 6153-56-6\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eNúmero CE: 205-634-3\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eMassa molar: 126,07 g\/mol\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eNúmero de catálogo: CHEM*115758600\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eGrau: p.d.a. (puro para análise)\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eTeor: mín. 99,5%\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 analíticos:\u003c\/strong\u003e Utilização como padrão químico em análises de titulação e estudos redox.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIndústria química:\u003c\/strong\u003e como agente de limpeza, complexação e redução.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEngenharia de materiais\u003c\/strong\u003e: para remoção de depósitos minerais em superfícies metálicas e vidro.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProcedimentos laboratoriais:\u003c\/strong\u003e utilizado como agente redutor e tampão.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eIndicações de perigo (H):\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\n \u003cspan\u003e\u003cstrong\u003eH301:\u003c\/strong\u003e Tóxico se ingerido.\u003c\/span\u003e\u003cbr\u003e\n \u003cspan\u003e\u003cstrong\u003eH312:\u003c\/strong\u003e Nocivo em contacto com a pele.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eConselhos de prudência (P):\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\n \u003cspan\u003e\u003cstrong\u003eP302+P352:\u003c\/strong\u003e EM CONTACTO COM A PELE: Lavar com muita água e sabão.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003ePropriedades físicas e químicas:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eForma:\u003c\/strong\u003e sólido\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCor:\u003c\/strong\u003e branco\u003c\/li\u003e\n  \u003cli\u003eOdor\u003cstrong\u003e:\u003c\/strong\u003e inodoro\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003epH:\u003c\/strong\u003e aprox. 1 (50 g\/l H₂O, 20°C)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePonto de fusão:\u003c\/strong\u003e 189,5°C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePonto de ebulição:\u003c\/strong\u003e 157°C (sublimação)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTemperatura de autoignição:\u003c\/strong\u003e dados não disponíveis\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePonto de inflamação:\u003c\/strong\u003e dados não disponíveis\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLimites de explosividade:\u003c\/strong\u003e dados não disponíveis\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePressão de vapor:\u003c\/strong\u003e 0,01 hPa (18°C)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDensidade:\u003c\/strong\u003e 1,65 g\/cm³ (20°C)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDensidade aparente:\u003c\/strong\u003e aprox. 900 kg\/m³\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSolubilidade em água:\u003c\/strong\u003e 87 g\/l (10°C)\u003c\/li\u003e\n  \u003cli\u003eSolubilidade\u003cstrong\u003eem solventes orgânicos:\u003c\/strong\u003e etanol, éter etílico, acetona, dioxano, tetrahidrofurano\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003elog\u003csub\u003ePo\/w\u003c\/sub\u003e:\u003c\/strong\u003e -0,81\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eParâmetros de qualidade:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eComponentes insolúveis em água: máx. 0,005%.\u003c\/li\u003e\n  \u003cli\u003eResíduo após ignição: máx. 0,01%.\u003c\/li\u003e\n  \u003cli\u003eSubstâncias escurecedoras sob influência de H₂SO₄: conforme especificado\u003c\/li\u003e\n  \u003cli\u003eAzoto total (N): máx. 0,001%.\u003c\/li\u003e\n  \u003cli\u003eCloretos (Cl): máx. 0,0005%.\u003c\/li\u003e\n  \u003cli\u003eSulfatos (SO₄): máx. 0,005%.\u003c\/li\u003e\n  \u003cli\u003eMetais pesados (Pb): máx. 0,0005%.\u003c\/li\u003e\n  \u003cli\u003eMagnésio (Mg): máx. 0,002%.\u003c\/li\u003e\n  \u003cli\u003eCobre (Cu): máx. 0,0005%\u003c\/li\u003e\n  \u003cli\u003eChumbo (Pb): máx. 0,0005%\u003c\/li\u003e\n  \u003cli\u003eCálcio (Ca): máx. 0,001%\u003c\/li\u003e\n  \u003cli\u003eFerro (Fe): máx. 0,0002%\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCondições de armazenamento recomendadas:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n  \u003cli\u003eArmazenar em recipientes bem fechados, em local seco e fresco.\u003c\/li\u003e\n  \u003cli\u003eProteger da luz, calor e humidade.\u003c\/li\u003e\n  \u003cli\u003eEvitar contacto com álcalis e agentes oxidantes fortes.\u003c\/li\u003e\n  \u003cli\u003eArmazenar separado de materiais incompatíveis.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cp\u003e\u003cstrong\u003eInformações de transporte:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRID\/ADR:\u003c\/strong\u003e Classe 8, Grupo de embalagem III\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eONU:\u003c\/strong\u003e 3261 - Corrosivo, orgânico, sólido, NOS\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Biolaboratorium","offers":[{"title":"Default Title","offer_id":55432572404060,"sku":"CHEM-115758600-1kg","price":32.63,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/0491\/0119\/files\/dffaad6e49f5fd4ddee64c8cda72072b.jpg?v=1757320197","url":"https:\/\/akjaerkrdxem.shop\/pt\/products\/oxalsaure-czda-1kg","provider":"Biolaboratorium","version":"1.0","type":"link"}