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  7. Métabisulfite de potassium, >95 %, Thermo Scientific Chemicals

Métabisulfite de potassium, >95 %, Thermo Scientific Chemicals

Code produit. 11324958
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Quantité:
100 g
500 g
2 kg
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Description

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
Formule moléculaire K2O5S2
Poids moléculaire (g/mol) 222.31
Numéro MDL MFCD00167605
Clé InChI RWPGFSMJFRPDDP-UHFFFAOYSA-L
Synonyme potassium metabisulfite, potassium disulfite, potassium pyrosulfite, dipotassium disulfite, dipotassium pyrosulfite, dipotassium metabisulfite, dipotassium disulphite, unii-65oe787q7w, ccris 1427, potassium disulfite k2s2o5
CID PubChem 28019
Nom IUPAC Sulfinatosulfonate de dipotassium
SMILES [K+].[K+].[O-]S(=O)S([O-])(=O)=O

Specifications

Nom chimique ou matériau Potassium metabisulfite
Point de fusion 190°C (decomposition)
Couleur Blanc
Forme physique Poudre
Quantité 100 g
Plage de pourcentage du dosage >99%
Informations sur la solubilité Soluble in water. Insoluble in ethanol.
Poids de la formule 222.32
Odeur Pungent
Sensibilité Air Sensitive

Safety and Handling

compliance-icons
Product Identifier
  • Potassium metabisulfite
 Signal Word
  • Dangers
 Hazard Category
  • Lésion oculaire grave/irritation oculaire Catégorie 1
 Hazard Statement
  • H318-Provoque des lésions oculaires graves.
  • EUH031-Au contact d'un acide, dégage un gaz toxique.
 Precautionary Statement
  • P305+P351+P338-EN CAS DE CONTACT AVEC LES YEUX: rincer avec précaution à l'eau pendant plusieurs minutes. Enlever les lentilles de contact si la victime en porte et si elles peuvent être facilement enlevées. Continuer à rincer.
  • P310-Appeler immédiatement un CENTRE ANTIPOISON/un médecin/ .
 Supplemental information
  • MIXTURE LIST-Contient: Potassium metabisulfite
SDS

RUO – Research Use Only

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