| ≥1 piece |
Gallic acid
Trade Name: 3, 4, 5-Trihydroxybenzoic acid
M. F.: (HO)3C6H2COOH
M. W.: 188.13
CAS: 149-91-7
Character: A white or pale colored crystalline powder. Soluble in 85 parts of water, 6 parts of alcohol, 2 parts of boiling water. Slightly soluble in ether.
Assay: 99.0%min
Loss on drying: 10.0% Max
Residue on lgnition: 0.1%Max
Tannic Acid: 1.0 ppm Max
Sulphates: 0.02% Max
Turbidity: 10.0ppm Max
Color: 200# Max
Use: Gallic acid is used in determination of bismuth, cerium, copper, nitrite phosphorus, silver thorium and titanium, etc. It is widely used in pharmaceutical, dyestuff, chemical and organic synthetic indrstries.
Packing: packed in Fiber drums of 25kg.