Item
Index
GB
sodium sulfate ( % )≥
99.0
Water insoluble matter( % )≤
0.05
Ca & Mg ( as Mg)( % )≤
0.15
Chloride ( % ) as ( CI)≤
0.35
Fe) ≤
0.002
H2O , %≤
0.20
Whiteness( degree )≥
80
Packing: 25 /50 kg in plastic bag lined plastic woven bag
Anhydrous sodium sulfate ( Anhydrous sodium
sulfate / Anhydrous Glauber's salt) 
