China High Purity Sodium Sulphite Anhydrous for 96%, Find details about China Sodium Sulfite, Sodium Bisulphite from High Purity Sodium Sulphite Anhydrous for 96%
Specifications:
Item | Super grade | First grade |
Assay | 97%min | 96%min |
Fe | 0.003%max | 0.005%max |
Water insoluble | 0.02%max | 0.03%max |
Na2CO3 | 0.1%max | 0.4%max |
H2SO4 | 2.5%max | Not test |
NaCl | 0.1%max | Not test |
Package: 25/50kg bag lined with PVC bag
Application:
in photographic developer, preservative for food, electrobath for electroplating of copper; for bleaching of organic products, chemical synthesis etc.; as reductant ; in pesticide etc.