Tannic Acid
Product Description
| Product | Tannic Acid |
| CAS | 1401-55-4 |
| Formula | C18H13O12 |
| Synonym | Tannin, Gallotanin, Tannins, Tannins. Gallic acid derivatives found in nutgalls, bark and other plant parts, especially oak bark |
Typical Product Specifications
| Yeast & Molds | Absent |
| Total viable count | <100 |
| Moisture | 7% maximum |
| Color, Gardner | 8 maximum |
| Odor | Slight in solution, typical tannic acid |
| Solubility in water | Clear |
| pH Value (1% aqueous solution) | 3-4 |
| Density (25°C) | 0.35-0.45 g/cm3 |
| Appearance | Light yellow granular powder |
| Purity | 96% minimum |
| Heavy Metals | <20ppm |
| Notes | FEMA# 3042
Available Grades: NF, USP, FCC Use: ASTRINGENT, MASKING |
| Class | Flavor and Fragrance Chemical Compounds |
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