16731-55-8|Disulfurous acid,potassium salt (1:2)Products Supply

Disulfurous acid,potassium salt (1:2) cas no:16731-55-8

Synonyms: Disulfurous acid, potassium salt (1:2);Potassium pyrosulfite (6CI);Pyrosulfurous acid,dipotassium salt (8CI);Dipotassium disulfite;Dipotassium metabisulfite;Dipotassium pyrosulfite;Potassium disulfite (K2S2O5);Potassium metabisulfite (K2S2O5);Potassium metabisulfite;

Identification

NameDisulfurous acid,potassium salt (1:2)
CAS16731-55-8
SynonymsDisulfurous acid, potassium salt (1:2);Potassium pyrosulfite (6CI);Pyrosulfurous acid,dipotassium salt (8CI);Dipotassium disulfite;Dipotassium metabisulfite;Dipotassium pyrosulfite;Potassium disulfite (K2S2O5);Potassium metabisulfite (K2S2O5);Potassium metabisulfite;
EINECS(EC#)240-795-3
Molecular FormulaK₂O₅S₂
Molecular Weight222.3236

Chemical Properties

Appearanceslightly yellow crystalline powder.

Safety Data

Hazard Xi
Risk R31
Safety

Hazard Codes:?Xi
H Xi: Irritant.
Risk Statements: 31-36/37/38
R 31: Contact with acids liberates toxic gas.
R 36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36
S 26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S 36: Wear suitable protective clothing.
WGK Germany: 1
F: 23 Sensitive to air.

Toxicity

RTECS: TT4920000
LD50/LC50: RTECS: Not available. Other: Oral, rat: LD50 = 2300 mg/kg
Carcinogenicity: Potassium metabisulfite - IARC: Group 3 (not classifiable)
Other: The toxicological properties have not been fully investigated. See actual entry in RTECS for complete information.

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Independent Chemical Corporation: Tel:+1-718-894-0700; Address: 79-51 Cooper Ave, Glendale, NY 11385

Seidler Chemical Co., Inc.: Tel:+1-973-4651122; Address: 537 Raymond Boulevard Newark, NJ 07105

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Miles Chemical Company: Tel:+1-(818)-504-3355; Address: 12801 Rangoon St., Arleta, California 91321,

Titan Biotech Limited: Tel:+91-(11)-27677960, 27674615; Address: A-2/3, 303-305, IIIrd Floor, Lusa Tower, Azadpur Commercial Complex, Azadpur, Delhi, Delhi 110033,

Shakti Chemicals: Tel:+91-(26766)-247227; Address: Baska, Panchmahal, Halol, Gujarat 389352,

ICC Chemical Corporation: Tel:+1-(212)-521-1700; Address: 460 Park Avenue, New York, New York 10022,

Kraft Chemical Company: Tel:+1-(708)-345-5200, 800-345-5200; Address: 1975 N. Hawthorne Avenue, Melrose Park, Illinois 60160,

Magic Chemicals Inc.: Tel:+1-(516)-869-6350; Address: 44 Chestnut Hill, North Hills, New York 11576,

Foam Enterprises, LLC: Tel:+1-(763)-559-9390; Address: 13630 Watertower Circle, Minneapolis, Minnesota 55441,

Continental Chemical USA: Tel:+1-(954)-332-2290, 800-487-8335; Address: P.O. Box 030040, Ft. Lauderdale, Florida 33303-0040,

Disulfurous acid,potassium salt (1:2) cas no:16731-55-8

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