Chemical name: Sodium bisulfite HS
Molecular formula: NaHSO₃
Molecular weight: 104.06(according to international atomic weight in 2001)
CAS NO: 7631-90-5
Appearance: Sodium bisulfite is white crystal powder.
Properties: white monoclinic crystal powder. Relative density is 1.49. It is very easy to dissolve in water and less to dissolve in alcohol. It will decompose when heating. It is easy to be oxidized or lose sulfur dioxide.
Use: Sodium bisulfite is widely used to produce sugarcane paste of glucose, synthesis organic drug and bleaching haulm, and used as mordant, depigmenting agent, etc.
Quality standard: Sodium bisulfite accords to the following requirements: impurity content at most index is measured in %(percent).