Chemical Name: 3,4,5-Trihydroxybenzoic acid
Molecular Formula: C6H2(HO)3COOH.H2O
Molecular Weight: 188.13
CAS No.: 149-91-7
Appearance White or pale color crystalline powder Purity ≥99.0% Loss of dry ≤10.0% Residue ignition ≤0.1% Sulfate ≤0.02% Tannic Acid ≤1ppm Turbidity ≤10ppm APHA ≤150#
Quality Standard: European-93(1-class)Standards, JIS(1-class)standards, U.S.P.21 edition(1985),superior grade.
Application: 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
Package: 25kgs per kraft bag