Formula：Na2S04
Application：
Sodium sulfate could be used in sodium sulfide, Ultramarine, Sodium silicate etc production; It could be used as cooking agent in sulfate pulp production; filler in synthetic detergent; cosolvent in glass industry; agent in dye industry; laxatives in medical industry, and antidote for barium salt poisoning. It is also applied in synthetic fibers, leather, metallurgy and other industries.
Quality Standard: GB／T600 9—2003
|
Index |
|||||
|
Class I |
Class II |
Class III |
|||
|
Best |
Fine |
Fine |
Pass |
Fine |
Pass |
Na2SO3 %≧ |
99.3 |
99.0 |
98.0 |
97.0 |
95.0 |
92.- |
Mg %≦ |
0.10 |
0.15 |
0.30 |
0.40 |
0.60 |
- |
Cl- %≦ |
0.12 |
0.35 |
0.70 |
0.90 |
2.0 |
- |
Whiteness (R457) %≧ |
85 |
82 |
82 |
- |
- |
- |
