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Kaliummetabisulfit, > 95 %, Thermo Scientific Chemicals

Product Code. 11324958
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Product Code. 11324958 missing translation for 'mfr' Thermo Scientific Alfa Aesar missing translation for 'supplierNo' 043908.22
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Description

CAS: 16731-55-8 | K2O5S2 | 222.31 g/mol

It serves as a component of certain photographic developers and its solution is used in photographic fixing, in the textile industry for dyeing and cotton printing. It is utilized to precipitate gold from solution in aqua regia.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 16731-55-8
Summenformel K2O5S2
Molekulargewicht (g/mol) 222.31
MDL-Nummer MFCD00167605
InChI-Schlüssel RWPGFSMJFRPDDP-UHFFFAOYSA-L
Synonym potassium metabisulfite, potassium disulfite, potassium pyrosulfite, dipotassium disulfite, dipotassium pyrosulfite, dipotassium metabisulfite, dipotassium disulphite, unii-65oe787q7w, ccris 1427, potassium disulfite k2s2o5
PubChem CID 28019
IUPAC-Name Dikalium Sulfinatosulfonat
SMILES [K+].[K+].[O-]S(=O)S([O-])(=O)=O

Specifications

Chemischer Name oder Material Potassium metabisulfite
Schmelzpunkt 190°C (decomposition)
Farbe Weiß
Physikalische Form Pulver
Menge 100 g
Prozentgehaltsbereich >99%
Löslichkeitsinformationen Soluble in water. Insoluble in ethanol.
Formelmasse 222.32
Geruch Pungent
Empfindlichkeit Luftempfindlich

Safety and Handling

compliance-icons
Product Identifier
  • Potassium metabisulfite
 Signal Word
  • Gefahr
 Hazard Category
  • Schwere Augenschädigung/Augenreizung Kategorie 1
 Hazard Statement
  • H318-Verursacht schwere Augenschäden.
  • EUH031-Entwickelt bei Berührung mit Säure giftige Gase.
 Precautionary Statement
  • P305+P351+P338-BEI KONTAKT MIT DEN AUGEN: Einige Minuten lang behutsam mit Wasser spülen. Vorhandene Kontaktlinsen nach Möglichkeit entfernen. Weiter spülen.
  • P310-Sofort GIFTINFORMATIONSZENTRUM/Arzt/anrufen.
 Supplemental information
  • MIXTURE LIST-Contain: Potassium metabisulfite
SDS

RUO – Research Use Only

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