- Contact Person : Ms. hou Desiree
- Company Name : Shanghai Bestwin Petrochemicals Co., Ltd.
- Tel : 0086-21-68868665
- Fax : 0086-21-68868660
- Address : Shanghai,shanghai,Room 301, No. 489, Xinyi Road, Pudong, Shanghai,
- Country/Region : China
Sodium Sulphate Anhydrous
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[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:
| 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 |
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