a) 92% Food use (FCCIV of USA)
Specifications:
Appearance---light yellow to light brown powder.
Content(on dry basis)---92.00% min
Loss on drying---9.00% max
Water insoluble---0.20% max
Total color---0.20 max
Residue on ignition---0.20% max
As---3ppm max
Heavy metal---0.004% max
Resin test---clear
Tree gum or dextrin---clear
b) 83% Industry use (Chinese and Japanese Industry Standards)
Specifications:
Appearance---light yellow to light brown powder.
Content(on dry basis)---83.0% min
Loss on drying---9.0% max
Water insoluble---0.6% max
Total color---2.0 max
c) Tannic Acid for beer
d) other specific grades |
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