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Gallic acid CAS 149-91-7
Gallic acid Quick Details:
- Product Name: Gallic acid
- CAS No.: 149-91-7
- EINECS No: 205-749-9
- Molecular Formula: C7H6O5
- Molecular weight: 170.12
- Appearance: White powder
- Purity: 98%min
Gallic acid Specification:
| Analysis | Specification |
| Assay(HPLC) | ≥98% |
| Appearance | White fine powder |
| Ash | ≤5.0% |
| Moisture | ≤5.0% |
| Heavy metals | ≤10ppm |
| As | ≤2.0ppm |
| Lead | ≤2.0ppm |
| Hg | ≤0.2ppm |
| Cd | ≤0.2ppm |
| Odor | Characteristic |
| Taste | Characteristic |
| Particle size | 100% through 80 mesh |
| Loss on drying | ≤5.0% |
| Pesticide residue | Negative |
| Total of bacteria | ≤1000cfu/g |
| Fungi | ≤100cfu/g |
| Salmgosella | Negative |
| Coli | Negative |
Gallic acid Application
- Gallic acid and trivalent iron ions generate blue-black precipitation, which is the raw material of blue-black ink;
- It is also used in tanning industry;
- It can also be used as a photographic developer.
- Propyl gallate is an antioxidant, which can be used for edible oils to prevent odor deterioration.
- In medicine, gallic acid is a hemostatic and astringent as well as a mild local irritant.
Gallic acid Packaging Details
25 kg/Drum or as your requirement
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