sodium nitrite CAS No.: 7632-00-0 MF:NaNO2 UN:1500 Class:5.1 Shelf life:2 years Test Standard Result Sodium Nitrite 99%.0Min 99.2% Moisture 1.4% Max 1.2% Sodium Nitrate 0.8% Max 0.65% Chloride (as Nacl) 0.17% Max 0.15% Water Insoluble 0.05% Max 0.042%