GALLIC ACID

Description

Storage :
Store in well-closed, light resistant nonmetallic containers

Specification :
Chemical Name : 3,4,5-trihydroxybenzoic acid
Empirical Formula : C7H6O51
Molecular Weight : 170.122
Cas Number : 5995-86-8
Category : Antioxidant
Description : White to Creamy white, crystalline powder; almost odorless
Solubility : Freely soluble in ethanol (95 %) and in acetone. Slightly soluble in cold water & ether. Soluble in hot water
Purity : Min 99.50%
Melting Point : 258 to 265 °C (dec.)
Sulphate : Max 0.02%
Residue on Ignition : Max 0.1%

Applications :
Photographic developer, Ink, in tanning, in dyeing, in testing for free mineral acids, dihydroxyacetone & alkaloids
Esters as antioxidants