Calcium chloride,chloride,dedusting agent,Deicing salt,desulfurizer,free-chloride,Magnesium chloride,Others Snow melting agent,salt,soda ash,Sodium Metabisulphite,water treatment
Component | Food grade sodium metabisulfite | Industrail grade sodium metabisulfite |
Main content, Na2S2O5% | 97.5%min | 97.0%min |
Iron content (Fe)% | 0.0015%max | 0.0015% |
Clarity | Clarify | - |
Arsenic content(As)% | 0.0015%max | 0.0001% |
Heavy metal content(Pb)% | 0.0002%max | - |
Water insoluble matter | - | 0.01 |
Whiteness index | - | - |