Product name: Sodium sulfate anhydrous

Item

Standard

Result

Na2SO4 % 

≥

99.0

99.22

NaCL %

≤

0.35

0.02

Fe % 

≤

0.002

0.0010

Mg %   (Ca, Mg) 

≤

0.15

0.02

Water Non-dissolved Matter% 

≤

0.05

0.03

Whiteness (r457) %

≥

82

90

Moisture %

≤

0.20

0.03

Ph

6~8.5

6.1

China Nation Standard: GB/T6009-2003

Appearance and character:

Monoclinic system, short crystal columnar, aggregate is dense and massive or husk like, colorless, transparent, sometimes with light yellow or green, soluble in water. White, odorless, bitter crystal or powder with hygroscopicity. The shape is colorless, transparent, large crystalline or granular small crystal. Sodium sulfate is a strong acid and strong alkali salt of oxygen containing acid.

Uses:

1. The chemical industry is used to make sodium sulfide sodium silicate and other chemical products.

2. The cooking agent used in the manufacture of sulphate pulp.

3. The glass industry is used instead of pure alkali as a cosolvent.

4, the textile industry is used for the deployment of Vigny Lun spinning coagulant.

5, for non-ferrous metal metallurgy, leather and other aspects.