{"product_id":"oxalsaure-cz-25kg","title":"Ácido Oxálico CZ 25kg","description":"\u003cp\u003e\u003cstrong\u003eÁcido Oxálico-2-Hidrato\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\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\u003eSinónimos: Ácido Etanodioico-Dihidrato, Ácido Oxálico-Dihidrato\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\u003eEspécie: puro\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eTeor: mín. 99,0%\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:\u003c\/strong\u003e Utilização como reagente para análises químicas e para preparação de soluções padrão.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIndústria têxtil e de couro\u003c\/strong\u003e: Utilização em processos de branqueamento e decapagem.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTécnica de limpeza de metais:\u003c\/strong\u003e para remoção de depósitos e ferrugem.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAnálise laboratorial:\u003c\/strong\u003e como agente redutor na titulação de agentes oxidantes, ex. KMnO₄.\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\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 no rótulo do produto:\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 sem dados disponíveis\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePonto de inflamação:\u003c\/strong\u003e sem dados disponíveis\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLimites de explosividade:\u003c\/strong\u003e sem dados 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\u003ePureza química:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSubstâncias insolúveis em água: máx. 0,01%\u003c\/li\u003e\n  \u003cli\u003eResíduo após incineração: máx. 0,05%.\u003c\/li\u003e\n  \u003cli\u003eAzoto total (N): máx. 0,005%\u003c\/li\u003e\n  \u003cli\u003eCloretos (Cl): máx. 0.005%\u003c\/li\u003e\n  \u003cli\u003eSulfatos (SO₄): máx. 0,02%\u003c\/li\u003e\n  \u003cli\u003eCobre (Cu): máx. 0,005%\u003c\/li\u003e\n  \u003cli\u003eChumbo (Pb): máx. 0,005%\u003c\/li\u003e\n  \u003cli\u003eFerro (Fe): máx. 0,002%\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 e de fontes de calor.\u003c\/li\u003e\n  \u003cli\u003eEvitar contacto com álcalis e agentes oxidantes fortes.\u003c\/li\u003e\n  \u003cli\u003eEvitar inalação de poeiras e contacto com a pele e olhos.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cp\u003e\u003cstrong\u003eInformações adicionais sobre transporte:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRID\/ADR:\u003c\/strong\u003e Classe 8 (substâncias corrosivas), Grupo de embalagem III\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eONU:\u003c\/strong\u003e 3261 - Corrosivo, orgânico, sólido, NOS (Ácido Oxálico)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ChemMarkt.de","offers":[{"title":"Default Title","offer_id":51420831187285,"sku":"CHEM-425758600-25kg","price":516.11,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/4397\/0348\/files\/8f9e8aaebf7daf194e5805391b67b8f3.jpg?v=1757501602","url":"https:\/\/chemmarkt.de\/pt\/products\/oxalsaure-cz-25kg","provider":"ChemMarkt.de","version":"1.0","type":"link"}