October 9, 2024

SODIUM SULPHATE ANHYDROUS

 

Sodium Sulphate Anhydrous 99% MIN                          

Inspection Item Standard Criteraia Test Criteraia Test Method
 Water Insolubl,  g/100g ≤0.20 0.0057 GB/T13025.4-2012
 Iron(Fe),  g/100g  ≤0.04 0.0003 GB/T3049-2006
 PH  (50g/L) / 8.1 GB 14591-2006
 Whiteness  (R457) , % / 87 GB/T23774-2009
 Sodium Sulphate Anhydrous , % ≥97.0 99.02 GB/T6009-2014
 Chloride Content, %  ≤0.90 0.54 GB/T6009-2014
 Ca and Mg Contene(Mg), % ≤0.40 0.006 GB/T6009-2014
 Moisture Content, % ≤1.0 0.05 GB/T6009-2014

Packing: It is packed with polyethylene bag as inner layer, and a compound plastic woven bag as the outer layer. The net weight of each bag is 50kg.

Storage
Stored in a cool, ventilated warehouse. Away from fire and heat. Acids, etc. should be kept separately, avoid mixed reserve.
Usage
widely used in bleaching, glass, paper making, tanning, metal smelting, surface treatment and filler industries.
It is aslo Used in chemical industry as material of manufacturing sodium sulfide, sodium silicate and other chemical products.
In food industry, it is used as buffering agent, chelating agent, yeast food, emulsifying salt, synergistic agent of anti-oxidation.
Cautions
Keep away from sunlight and moisture, store in ventilated Dry place.

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