Product Name | Tannic Acid (92%) |
Quality Class | Food Grade |
Appearance | Light yellow to light brown powder |
Assay (%, on dry basis) | ≥92 |
| Gallic acid (%) | ≤4.0 |
| Loss on drying (%) | ≤9.0 |
| Ignition residue (%) | ≤1.0 |
| Heavy metals (as Pb) | ≤20 ppm |
| Arsenic (As) | ≤3 ppm |
| Lead (Pb) | ≤5ppm |
| Sugar, dextrin test | CLEAR |
| Resinous substance | CLEAR |
| Packaging and Storage | |
| Packaging | Fiber Drum or Kraft Paper Bag, N.W. 25KG. |
| Storage | Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Protect from moisture. |
| Shelf Life | 24 months if sealed and stored at a cool place. |
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