China Sodium Sulphite Na2so3 7757-83-7 Sodium Sulphite Sodium Sulfite, Find details about China Sulfite De Sodium, Na2so3 from Sodium Sulphite Na2so3 7757-83-7 Sodium Sulphite Sodium Sulfite
Item | I | II |
Na2SO3% | 90 Min. | 92.0 Min. |
Fe % | 0.02 Max. | 0.02 Max. |
Water insoluble material % | 0.05 Max. | 0.05 Max. |
Free alkali (by sodium carbonate) % | 0.8 Max. | 0.80 Max. |