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104952 Cromat de potasiu

pentru analiza, EMSURE® ACS,Reag. Ph Eur

Cromat de potasiu MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

Synonyms: chromic acid potassium salt

CAS #: 7789-00-6 EC Number: 232-140-5 Molar Mass: 194.2 g/mol Chemical Formula: K₂CrO₄ Hill Formula: CrK₂O₄ Grade: ACS,Reag. Ph Eur
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104952
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Overview

Replacement Information

Key Spec Table

CAS #EC NumberHill FormulaChemical FormulaMolar MassGrade Value
7789-00-6232-140-5CrK₂O₄K₂CrO₄194.2 g/molACS,Reag. Ph Eur

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      1049521000
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          Description
          Catalogue Number104952
          Synonymschromic acid potassium salt
          References
          Product Information
          CAS number7789-00-6
          EC index number024-006-00-8
          EC number232-140-5
          GradeACS,Reag. Ph Eur
          Hill FormulaCrK₂O₄
          Chemical formulaK₂CrO₄
          Molar Mass194.2 g/mol
          HS Code2841 50 12
          Quality LevelMQ300
          Applications
          Biological Information
          Physicochemical Information
          Density2.73 g/cm3
          Melting Point968.3 °C
          pH value8.5 - 10.0 (50 g/l, H₂O, 20 °C)
          Bulk density1400 kg/m3
          Solubility637 g/l
          Dimensions
          Materials Information
          Toxicological Information
          Safety Information according to GHS
          Hazard Pictogram(s) Hazard Pictogram(s)
          Hazard Pictogram(s)
          Hazard Pictogram(s)
          Hazard Statement(s)H315: Provoacă iritarea pielii.
          H317: Poate provoca o reacţie alergică a pielii.
          H319: Provoacă o iritare gravă a ochilor.
          H335: Poate provoca iritarea căilor respiratorii.
          H340: Poate provoca anomalii genetice.
          H350i: Poate provoca cancer prin inhalare.
          H410: Foarte toxic pentru mediul acvatic cu efecte pe termen lung.
          Precautionary Statement(s)P202: A nu se manipula decât după ce au fost citite şi înţelese toate măsurile de securitate.
          P273: Evitaţi dispersarea în mediu.
          P280: Purtați mănuși de protecție/ îmbrăcăminte de protecție/ protecție pentru ochi/ protecție pentru față/ protecție pentru auz.
          P302 + P352: ÎN CAZ DE CONTACT CU PIELEA: spălați cu multă apă.
          P305 + P351 + P338: ÎN CAZ DE CONTACT CU OCHII: Clătiți cu atenție cu apă timp de mai multe minute. Scoateți lentilele de contact, dacă este cazul și dacă acest lucru se poate face cu ușurință. Continuați să clătiți.
          P308 + P313: ÎN CAZ DE expunere sau de posibilă expunere: consultaţi medicul.
          Signal WordPericol
          Storage class6.1D Materiale necombustibile, toxicitate acută Categoria 3/ materiale periculoase toxice sau materiale periculoase provocând efecte cronice
          WGKWGK 3 puternică poluare a apei
          Disposal22
          Peroxizii anorganici si oxidantii, precum si bromul si iodul, pot fi transformati in compusi inofenzivi prin reducere cu solutie de tiosulfat acid de sodiu (Cod Merck 106512); container D sau E. Substantele oxidante putin solubile se colecteaza separat in container E sau I.
          Safety Information
          Categories of dangercarcinogen, mutagen, iritant, sensibilizator, periculos pentru mediu
          Product Usage Statements
          Storage and Shipping Information
          StorageA se depozita între +2°C la +30°C.
          Packaging Information
          Transport Information
          Declaration (railroad and road) ADR, RIDUN 3077 , 9, III
          Declaration (transport by air) IATA-DGRUN 3077 , 9, III
          Declaration (transport by sea) IMDG-CodeUN 3077 , 9, III, Marine Pollutant: P
          Supplemental Information
          Specifications
          Assay (iodometric)≥ 99.5 %
          In water insoluble matter≤ 0.005 %
          pH-value (5 %; water)9.0 - 9.8
          Chloride (Cl)≤ 0.001 %
          Sulfate (SO₄)≤ 0.01 %
          Ca (Calcium)≤ 0.005 %
          Na (Sodium)≤ 0.02 %
          Pb (Lead)≤ 0.005 %
          Global Trade Item Number
          Catalogue Number GTIN
          1049520250 04022536057965
          1049521000 04022536057972

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          Analytics and Sample Preparation > Analytical Sample Preparation > Dissolution / Digestion