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

Supreme Resources, Inc.: Tel:+1-770-4754638; Address: 5400 Laurel Springs Parkway, Suite 1103, Suwanee, GA 30024

Wenzhou Chemical Material Factory: Tel:; Address: Yanjiang Industry Zone ,Wenzhou,China

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

Shandong Libaode Chemical Co., Ltd.: Tel:+86-530-7612366,7613088; Address: Caiyuanji township economic park, Dongming, Heze, Shandong, China

Charkit Chemical Corporation: Tel:+1-203-299-3220; Address: 32 Haviland Street ,Norwalk, Connecticut 06854-4906

BASF: Tel:49 621 60 0; Address:

American Tartaric Products, Inc.: Tel:+1-914-8341881; Address: 1865 Palmer Ave.Larchmont, NY

Wedor Corporation: Tel:+1-414-329-9041; Address: 1907 S. 89th Street West Allis, WI 53227

Alcan International Network U.S.A. Inc. - Alcan C...: Tel:; Address: 333 Ludlow Street, Stamford, CT 06902

Wenzhou Huaqiao Chemical Reagent Co., LTD.: Tel:; Address: 305-4-5shangdoumen xincun wenzhou

Alphachem Limited: Tel:+1-905-821-2995; Address: 2485 Milltower Court Mississauga, Ontario Canada, L5N 5Z6

Mutchler Inc.: Tel:; Address:

Columbus Chemical Industries Inc.: Tel:(920)-623-2140; Address: N4335, Temkin Road, P.O. Box 8, Columbus, Wisconsin 53925-8968,

Alcan Chemicals Division: Tel:1-203- 5419000; Address: Stamford Harbor Park, North Tower, 333 Ludlow Street, Stamford, Connecticut 06902,

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

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