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Gallic acid
Gallic acid CAS 149-91-7
  • CAS No.:

    149-91-7
  • Molecular Formula:

    C7H6O5
  • Quality Standard:

    Food, Industrial and Pharma grade
  • Packing:

    25kg/ fiber drum
  • Mininmum Order:

    100kg
  • Technical Data Sheet: TDS Gallic acid.pdf

    Safety Date Sheet: Gallic acid MSDS.pdf

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  • Product Details


Gallic acid (CAS 149-91-7) is obtained from nutgalls and other plants or by the hydrolysis of tannic acid with sulfuric acid.

Gallic acid exists in white crystalline powder,soluble in water (11.5 mg/ml), ethanol, acetone, and Alcohol. Insoluble in chloroform. 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.

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Packing
25kg in fiber drum, 9tons in 20ft container

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