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Sodium bisulfite

Catalog No. 243973 Name Sigma Aldrich
CAS Number 7631-90-5 Website http://www.sigmaaldrich.com
M. F. HNaO3S Telephone 1-800-521-8956
M. W. 104.06091 Fax
Purity ≥58.5% (SO2) Email
Storage Chembase ID: 103669

SYNONYMS

Title
亚硫酸氢钠
IUPAC name
sodium hydrogen sulfite
IUPAC Traditional name
sodium bisulfite
Synonyms
Sodium hydrogensulfite
酸式亚硫酸钠

DATABASE IDS

PubChem SID 24854644
MDL Number MFCD00003530
CAS Number 7631-90-5

PROPERTIES

Antion Traces chloride (Cl-): ≤0.02%
Cation Traces Fe: ≤0.002%
Cation Traces heavy metals (as Pb): ≤0.001%
Grade ACS reagent
Impurities ≤0.005% insolubles
Purity ≥58.5% (SO2)
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
Safety Statements 26-39
Supplemental Hazard Statements Contact with acids liberates toxic gas.
German water hazard class 1

DETAILS

Description (English)
Components
Mixture of sodium bisulfite, NaHSO3 and sodium metabisulfite, Na2S2O5.
Packaging
100, 500 g in poly bottle
12 kg in poly drum
2.5 kg in poly bottle
5 g in glass bottle
5 g packaged in glass bottles; 12 kg packaged in open-head poly drums; 100 g, 500 g, 2.5 kg packaged in poly bottles
Description (简体中文)
Components
亚硫酸氢钠 (NaHSO3) 和偏亚硫酸氢钠 (Na2S2O5) 的混合物。
包装
100, 500 g in poly bottle
12 kg in poly drum
2.5 kg in poly bottle
5 g in glass bottle
5g 玻璃瓶包装;12kg 开口塑料桶包装;100g、500g、2.5kg 塑料瓶包装

REFERENCES