Sodium Sulphate Anhy
1.High quality with 99% min. purity.
2.High whiteness with 85 min.
3.Good quality with excellent service
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 sulfate 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 sulfate should meet the following requirements:
Industrial anhydrous sodium sulfate 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 sulfate should meet the following requirements:
|
Item
|
Value
|
|
|
Type I
|
Type II
|
|
|
Grade A
|
Grade A
|
|
| sodium sulfate content, Na2SO4 %> |
99.1
|
98.3
|
| water insoluble substance %< |
0.04
|
0.08
|
| calcium and magnesium content (in Mg), %< |
0.10
|
0.25
|
| chloride content (in CL), %< |
0.25
|
0.60
|
| iron(Fe) content, %< |
0.0015
|
0.008
|
| moisture, %< |
0.10
|
0.30
|
|
whiteness, % min
|
86
|
80
|