Alias : 3,4,5-Trihydroxybenzoic acid
CAS NO : 149-91-7
Molecular Formula : C7H6O5
Molecular Weight : 170.12
Structural Formula : 
Appearance : White or white crystalline powder.
Storage : Store in a sealed container, protected from moisture and light.
Packaging : Net weight 25 kg per bag/drum
Specification : Purity ≥99%
Applications:
1. Pharmaceutical : Has astringent, hemostatic, and antidiarrheal effects; used in antibacterial, antiviral, and antitumor drugs.
2. Industrial :
(1) Used in permanent blue ink production.
(2) Used as processing aid in intaglio and lithographic printing.
(3) Photographic developing aid.
(4) Used as cleaning aid in the semiconductor industry.
(5) Used in leather products and hair dyeing preparations.
(6) Used in preparing anti-rust primers and aluminum alloy organic coatings; formulating water-based drilling mud fluidizers.
(7) UV absorber, flame retardant.
(8) Used as analytical reagent for alkaloids, metals and inorganic acids.
3. Feed :
(1) Gallic acid enhances intestinal immune function and improves intestinal health.
(2) Improves feed digestibility, reduces feed conversion ratio, and promotes piglet growth.
(3) Improves intestinal integrity and alleviates post-weaning diarrhea
4. Organic Raw Material :
(1) Raw material for TMP sulfonamide potentiator production.
(2) Raw material for propyl gallate — food and feed antioxidant; has synergistic effects with BHT and BHA.
(3) Main raw material for pyrogallic acid production.
5. Cosmetic Raw Material : Listed in cosmetic ingredient directories as gallic acid, an excellent antioxidant ingredient.
6. Electronics : Used in wafer cleaning and photoresist cleaner production.
