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Beijing KangPuHuiWei Technology Co.,Ltd.

Anhydrous sodium sulfate

Author：admin Time：2019-01-04 09:41:51

Anhydroussodium sulfate Na2SO4

Alias:Thenardite

Relative molecular Weight:142.04

Properties: This reagent is colorlesstransparent crystal or powder, soluble in water.

Product standard number: GB/T 9853-2008

Specifications: Content and content of impurities in %

Test Items	AR	CP
Content	≥99.0	≥98.0
Ph Value（50g/L,25℃）	5.0～8.0	5.0～8.0
Clarity test	Qualified	Qualified
Water insoluble matter	≤0.005	≤0.02
Burning vector	≤0.2	≤0.5
Chloride	≤0.001	≤0.005
Phosphate	≤0.001	≤0.002
Total nitrogen content	≤0.0005	≤0.001
Potassium	≤0.01	—
Calcium	≤0.002	≤0.005
Iron	≤0.0005	≤0.0015
Heavy metals	≤0.0005	≤0.002

Used as analytical reagents, such asdehydrating agents, nitrogen-fixing digestion catalysts, and atomic absorptionspectrometry interferometric inhibitors. Also used in the pharmaceuticalindustry.

Reagent Sodium sulfate anhydrous high purity

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