Product Parameters
| Gallic Acid Anhydrous |
| Item | Specification |
| The amount of gallic acid content (dry basis) | 99.0 min |
| Loss on drying /(%) | 0.5% max |
| Tannic acid test | no cloudy |
| Water dissolved experiment | no cloudy |
| Chroma( Platinum - cobalt color number ) | 180 max |
| Sulfate(SO42-)/(%) | 0.02%max |
| Residue on ignition /(%) | 0.1% max |
| Melting point | 235-240ºC |
| Turbidity(NIU) | 10 max |
| Tannic acid/(%) | 1max |
| As | 3ppm max |
1.Gallic acid has many uses in pharmaceuticals, inks, dyes, food, light industry and organic synthesis.
2.Gallic acid is an antioxidant and can be used in edible oils to prevent odor deterioration.
3.Galic acid is mainly used as a food oil preservative.
4.Health care products: enhance immunity and beauty.
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