
CAS: 7681-57-4
Sodium Metabisulfite, NF comes as white crystals or as a white to yellowish crystalline powder both of which have an odor of sulfur dioxide. It is hygroscopic.
Alternative name(s): Anhydrous sodium bisulfite, sodium pyrosulfite, sodium pyrosulphite
Chemical Formula
Na2S2O5
Hazardous Drug (NIOSH)
No
Temperature Requirement
Controlled Room Temp 15-25°C
Hygroscopic
Yes
Light-sensitive
No