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Sodium metabisulfite

Catalog No. 71932 Name Sigma Aldrich
CAS Number 7681-57-4 Website http://www.sigmaaldrich.com
M. F. Na2O5S2 Telephone 1-800-521-8956
M. W. 190.10654 Fax
Purity Email
Storage Chembase ID: 129535

SYNONYMS

Title
偏重亚硫酸钠
IUPAC name
disodium sulfinatosulfonate
IUPAC Traditional name
disodium metabisulfite
Synonyms
焦亚磷酸钠
一缩二亚硫酸钠
Sodium disulfite
Sodium pyrosulfite
Natrii metabisulfis
偏二亚硫酸钠

DATABASE IDS

MDL Number MFCD00167602
EC Number 231-673-0
CAS Number 7681-57-4

PROPERTIES

Grade Ph Eur
Linear Formula Na2S2O5
Pharmacopeia testing & handling conforms to Pharmacopeia
Melting Point >300 °C(lit.)
GHS Pictograms GHS05
GHS Pictograms GHS07
GHS Signal Word Danger
GHS Hazard statements H302-H318
European Hazard Symbols Harmful Harmful (Xn)
MSDS Link Download
Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves
GHS Precautionary statements P280-P305 + P351 + P338
Risk Statements 22-31-41
RTECS UX8225000
Safety Statements 26-39-46
Supplemental Hazard Statements Contact with acids liberates toxic gas.
German water hazard class 1

DETAILS

REFERENCES