Product name: Gallic acid (Industrial grade) Chemical name: 3,4,5-Trihydroxybenzoic acid Structural formula: C7H6O5 / 170.12g/mol CAS: 149-91-7, 5995-86-8 (monohydrate) Appearance: Crystal solid Color: White Odor: Slight odor of acid Solubility: 12g/L (Cool water) Packing: Double PE bag in cardboard drum, net weight 25kg
Specifications| Specifications | Industrial grade |
| Implementation standards | Enterprise standard |
| Purity | ≥99% |
| Drying loss | ≤10% |
| Residue on ignition | ≤0.1% |
| APHA | ≤180 |
| Water solubility | Clear without turbidity |
| Chloride | ≤0.02% |
| Sulfate | ≤0.02% |
| Tannin content | Without turbidity |
| Production scale | 600T/Y |
| Packing | Cardboard drum, 25kg/drum |
Applications(1) Used as astringent and internal hemostatic agent in urinary system in medicine. (2) Used to make permanent blue ink writing ink. (3) Used as operating aid in stencil printing and lithographic printing. (4) Used as a photographic development aid. (5) Used for silver halide solution in photography to obtain long-term storage stability and eliminate the unclear problem on the negative. (6) Used as bonding agent for cyanoacrylate adhesives. (7) Used in tanning and hair dyeing preparations. (8) Used as colloidal stabilizer in siding production. (9) Used as mordant in the production of colored paper and colored fiberboard. (10) Adding 0.01-0.04% by weight of sesquitic acid to gypsum-based building grid formula can increase its strength. (11) Used as an analytical reagent for alkaloids, metals and inorganic acids. (12) Used as important organic materials.About us
Leshan Sanjiang Bio-Tech Co., Ltd. is a tech firm founded by Xu Zhongyun, a world-renowned forestry scientist and Chief Researcher of the Southern Research Institute of the USDA Forest Service. The company was incorporated in the Leshan National High-tech Industrial Development Zone in 2003. Made from China's forestry specialties--Galla Chinensis and natural product Tara sourced from Peru, our products include pharmaceutical intermediates, electronic chemicals, food additives, etc.