sodium sulfate anhydrous
Quality Standard:
Na2SO4:99%Min.
Ca and Mg(Mg):0.05%Max.
Fe:0.002%Max.
Moisture:0.05%Max.
Water insolubles:0.05%Max.
White Degree:85Min.
Ph value:6--8
Cl:0.15%Max.
Uses: In producing glass, synthetic ***ergent, paper-making, sodium sulphide, sodium silicate and dyestuffs etc.