gallic acid

Gallic acid (3, 4, 5-trihydroxybenzoic acid)
Appearance: white or pale colored crystalline powder.
Quality standard: conform to the requirements of European-93(Class-1), Japan JIS (Class-1), U.S.P the 21 edition (1985)
Content: not less than 99%
Sulfates: not more than 10PPM
Water-soluble test: clear and transparent
Loss on drying: not more than 10%
Residue on ignition: not more than 0.1%
Packing: a net weight of 25kg, packed in carton bag.

149-91-7