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.

supplier list

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

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

Mutchler Inc.: Tel:; Address:

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

A & A Chemicals (Shanghai) Limited: Tel:+86-(21)-64162901; Address: No.170 Middle Jiangxi Road, Shanghai 200002,

NOAH TECHNOLOGIES CORPORATION: Tel:+1-210-6912000; Address: 1 Noah Park, San Antonio, TX 78249-3419

HEBEI DEZHENG CHEMICALS CO.,LTD: Tel:+86-311-85263162; Address: GUANG'AN STREET,SHIJIAZHUANG,HEBEI

Handan Sunway Chemical Co.Ltd.: Tel:86-13191725304; Address: No.21,CENTURY STREET,DEVELOPMENT ZONE,HANDAN CITY

Mutchler Chemical Company, Inc.: Tel:201 768 1100; Address: 20 Elm Street Harrington Park, NJ 07640

Nanjing King-Pharm Co.,Ltd: Tel:86-25-58747998; Address: Biomedical HouseA203 in high-tech development zone of nanjing

P.D. Fine Chem: Tel:91 8110, 415 444; Address: A House of Fine Chemicals #109 & 110, 4Th Phase KLADS Industrial AreaBommasandra-Jigani Link Road Bandenallasandra Anekal Taluk,Bangalore-562 106, INDIA

Jinan JuHeng Chemical CO., Ltd.: Tel:+86-531-66711649; Address: No.121 Wuyingshan Street, Tianqiao District,Jinan

Xiamen FuKang Chemical Co.,Ltd: Tel:86-592-2222222; Address: kkkkkkkkkkkkkkkkkkk

Shanghai Qinsheng Pharm Technology Co.,Ltd: Tel:0086-21-60325517; Address: Room 1109, No.360, Changshou Road, Putuo District

qingdao taihongda Chem co., ltd: Tel:86-187-53250195; Address: No.3,Dongzhong Road,Shibei District,Qingdao,266000

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

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