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
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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