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105057 Disulfit de potasiu

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

Synonyms: Potassium metabisulfite, Potassium pyrosulfite

CAS #: 16731-55-8 EC Number: 240-795-3 Molar Mass: 222.33 g/mol Chemical Formula: K₂S₂O₅ Hill Formula: K₂O₅S₂
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105057
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Overview

Replacement Information

Key Spec Table

CAS #EC NumberHill FormulaChemical FormulaMolar Mass
16731-55-8240-795-3K₂O₅S₂K₂S₂O₅222.33 g/mol

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              Description
              Catalogue Number105057
              SynonymsPotassium metabisulfite, Potassium pyrosulfite
              References
              Product Information
              CAS number16731-55-8
              EC number240-795-3
              Hill FormulaK₂O₅S₂
              Chemical formulaK₂S₂O₅
              Molar Mass222.33 g/mol
              HS Code2832 20 00
              Quality LevelMQ300
              Applications
              Biological Information
              Physicochemical Information
              Melting Point150 °C (descompunere)
              pH value3.0 - 4.5 (50 g/l, H₂O, 20 °C)
              Bulk density1000 - 1300 kg/m3
              Solubility450 g/l
              Dimensions
              Materials Information
              Toxicological Information
              LD 50 oralLD50 Rat 2300 mg/kg
              Safety Information according to GHS
              Hazard Pictogram(s) Hazard Pictogram(s)
              Hazard Statement(s)H318: Provoacă leziuni oculare grave.
              EUH031: În contact cu acizi, degajă un gaz toxic.
              Precautionary Statement(s)P280: Purtaţi echipament de protecţie a ochilor/ echipament de protecţie a feţei.
              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.
              P403 + P233: A se depozita într-un spaţiu bine ventilat. Păstraţi recipientul închis etanş.
              Signal WordPericol
              RTECSTT4920000
              Storage class10 - 13 Alte lichide sau solide
              WGKWGK 1 slabă contaminare a apei
              Disposal6
              Sulfurile si sulfitii, precum si alte substante reducatoare, cianuri anorganice, izonitrili: se adauga, cu agitare, in solutie hipoclorit de sodiu (Cod Merck 105614) si, daca este necesar, se lasa sa reactioneze cateva zile. Atentie: unele substante pot reactiona violent! se elimina orice gaz toxic sau inflamabil care s-ar putea forma. excesul de oxidant se neutralizeaza cu solutie tiosulfat de sodiu (Cod Merck 106513). Container D sau E.
              Safety Information
              Categories of dangeriritant
              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, RIDKein Gefahrgut
              Declaration (transport by air) IATA-DGRNo Dangerous Good
              Declaration (transport by sea) IMDG-CodeNo Dangerous Good
              Supplemental Information
              Specifications
              Assay (iodometric)≥ 96 %
              In water insoluble matter≤ 0.005 %
              Chloride (Cl)≤ 0.005 %
              As (Arsenic)≤ 0.0001 %
              Cu (Copper)≤ 0.001 %
              Fe (Iron)≤ 0.0005 %
              Pb (Lead)≤ 0.001 %
              Zn (Zinc)≤ 0.001 %
              Global Trade Item Number
              Catalogue Number GTIN
              1050570500 04022536060095
              1050571000 04022536060101
              1050572500 04022536060125