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Sodium sulfate
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 Molecular formula:Na2SO4
Molecular weight:142.04
Property:white granular crystal or powder , Na2SO4·7H2O) is white rhombic crystal .
Uses:used as filler of detergent, the making of sodium sulphide, water glass, or used in papermaking, glass, dye and used as filler, dyeing auxiliary, laxative, antidote, t also can be used in fiber, lether, metallurgy, enamel and soap.
Packing:25kg or 50kgplastic woven bag, lined with plastic bag.
Report:
| Item |
GB6009-2003
I type First grade |
Result of common product |
Result of neutral product |
Result of low chlorine product |
|
Na2SO4 |
≥99.0 |
99.20 |
99．30 |
99．65 |
|
Water insoluble matter % |
≤0.05 |
0.02 |
0．03 |
0．01 |
|
Ca & Mg %(Mg) |
≤0.15 |
0.02 |
0．02 |
0．02 |
|
Chloride %(Cl) |
≤0.35 |
0.19 |
0．20 |
0．04 |
|
(Fe) |
≤0.002 |
0.001 |
0．001 |
0．001 |
|
Moisture % |
≤0.20 |
0.02 |
0．02 |
0．02 |
|
Whiteness % |
≥80 |
88 |
85 |
83 |
|
PH |
NA |
NA |
(1% solution )7.5 |
(5% solution )7.2 |
|
