a) Monohydrate:
Specifications:
Appearance---White fine powder
Content (on dry basis)---99.00% min
Loss on drying---9.5% max
Sulphate---0.02% max
Residue on ignition---0.10% max
Color (APHA)---150 max
b) Anhydrous:
Specifications:
Appearance---White fine powder
Content (on dry basis)---99.00% min
Loss on drying---0.5% max
Sulphate---0.02% max
Residue on ignition---0.10% max
Color (APHA)---150 max
c) High pure grade
Industry Standards of CHINA & JAPAN. |
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