sodium sulphate
1.High quality with 99% min. purity.
2.High whiteness with 85 min.
3.Good quality with excellent service.
Sodium Sulphate Anhydrous
[New standard]: GB/T6009-2003
[Product classification]:
Industrial anhydrous sodium sulphate are classified into three types according to it use:
Type I: Mainly used for synthesis of detergent and vinylon.
Type II: Mainly used in industries such as dye, glass and paper.
Type III: As industrial raw material for inorganic salts.
1.Appearance: the grade A products of both type I and type II should be white crystalline granules with no aggregation and no mechanical impurities.
2.Industrial anhydrous sodium sulphate should meet the following requirements:
sodium sulfate content, Na2SO4 %> | ||
water insoluble substance %< | ||
calcium and magnesium content (in Mg), %< | ||
chloride content (in CL), %< | ||
iron(Fe) content, %< | ||
moisture, %< | ||
whiteness, % min |