Where to buy gallic acid powder from China? TNJ Chemical is your first choice. TNJ Chemical is the key gallic acid factory and suppliers since 2001. It has long time history in gallic acid and has high quality and competitive price. If you need to buy gallic acid, please feel free to contact.
Gallic acid anhydrous (CAS 149-91-7) exists in white crystalline powder,soluble in water (11.5 mg/ml), ethanol, acetone, and Alcohol. Insoluble in chloroform. It is obtained from nutgalls and other plants or by the hydrolysis of tannic acid with sulfuric acid. Gallic acid . Gallic acid is commonly used in the pharmaceutical industry. It is used as a standard for determining the phenol content of various analytes by the Folin-Ciocalteau assay; results are reported in gallic acid equivalents. Gallic acid can also be used as a starting material in the synthesis of the psychedelic alkaloid mescaline.
Specification
| Item | Pharma grade | Food grade | Industrial grade |
| Content, % | ≥99.7 | ≥99.5 | ≥99.0 |
| Loss On Drying, % | ≤5.0 | ≤5.0 | ≤10.0 |
| Residue on Ignition, % | ≤0.10 | ≤0.10 | ≤0.10 |
| Tannic acid, % | ≤1.0 | ||
| Sulphate, ppm | ≤10.0 | ||
| As, ppm | ≤3.0 | ||
| Pb, ppm | ≤10.0 |
Application
- Widely used in medicine, dyestuff, chemicals and organic synthesis, and also used for the analysis of rare metal.
- Has antibacterial effect, but in the treatment of bacillary dysentery.
- Have convergence, hemostatic, anti-diarrhea effect.
- Used as a preservative. To the preparation of pyrobitumen medium of gallic acid, medicine, ink, dye and explosion-proof agent, etc.
- Also used as a developer and detect free inorganic acid, dihydroxyacetone, alkaloid and metal such as analytical reagent.
- Have convergence, hemostatic, anti-diarrhea effect.
- Used as a preservative. To the preparation of pyrobitumen medium of gallic acid, medicine, ink, dye and explosion-proof agent, etc.
- Also used as a developer and detect free inorganic acid, dihydroxyacetone, alkaloid and metal such as analytical reagent.
Packing
25kg in fiber drum, 9tons in 20ft container
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