SODIUM BISULPHITE
SODIUM BISULPHITE Extra Pure
Short Name: SODIUM BISULPHITE
Synonym: Sodium hydrogen sulphite
Basic Details
Article No.
LG4087
Grade
Extra Pure
Purity
CAS No.
7631-90-5
HS Code
2832.1010
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Solid
Colour
White crystalline
Odour
Slight odor of sulfur dioxide
Melting point/ Freezing point [°C]
150°C
Density [g/cm3]
1.48
Solubility in water [% weight]
Soluble in water
Chemical Specifications
Appearance
White crystalline powder
Assay (as SO2; iodometric)
Min 58%
Chloride (Cl)
Max 0.05%
Heavy metal (as Pb)
Max 0.001%
Insoluble matter
Max 0.005%
Iron (Fe)
Max 0.003%
Solubility
Passes test
Safety Information & Hazard Symbols
Symbol
GHS05, GHS07
Signal Word
Danger
Hazardous Statement
H302-H318
Precaution Statement
P280-P305 + P351 + P338