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Product：Sodium sulfate
CAS Number：7757-82-6
Quality Standard：99%
Package Kg/drum：25 or 50kg/bag
Place of orgin：cn
Order |
| Detailed Introduction： |
Chemical Name: Anhydrous sodium sulphate (Na2SO4)
Properties: white fine crystal or powder, easily soluble in water; absorb moisture; odorless, non-toxic.
Use: widely used in vinylon, sodium silicate, bleaching, glass, paper making, tanning, metal smelting, surface treatment and filler industries.
Grade: Class I first quality
Packing: 50kg/piece, 25kg/piece, in FIBC
Quality Standard: GB/T6009-2003
Inspection report:
|
Item |
GB6009-2003
Class I first quality |
Actual measurement value of regular products |
Actual measurement value of of neutral products |
Actual measurement value of low-chlorine products |
|
sodium sulphate %(Na2SO4) |
≥99.0 |
99.20 |
99.30 |
99.65 |
|
water insolubles % |
≤0.05 |
0.02 |
0.03 |
0.01 |
|
Mg % |
≤0.15 |
0.02 |
0.02 |
0.02 |
|
chlorides %(Cl) |
≤0.35 |
0.19 |
0.20 |
0.04 |
|
iron %(Fe) |
≤0.002 |
0.001 |
0.001 |
0.001 |
|
moisture % |
≤0.20 |
0.02 |
0.02 |
0.02 |
|
whiteness % |
≥80 |
88 |
85 |
83 |
|
PH-value |
not required |
not required |
(1% solution)7.5 |
(5% solution)7.2 | |
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