| Appearance | Fine powder, bright yellow |
| Odor | Earthy, slightly spicy |
| Taste | Bitter, slightly pungent |
| Particle Size | 60-80 mesh |
| Moisture Content | ≤ 10% |
| Solubility | Insoluble in water |
| Foreign Matter | ≤ 2% |
| Curcumin Content | ≥ 3.0% |
| Ash Content | ≤ 8% |
| Lead (Pb) Content | ≤ 2 ppm |
| Arsenic (As) Content | ≤ 1 ppm |
| Total Plate Count | ≤ 10,000 CFU/g |
| Yeast and Mold Count | ≤ 1,000 CFU/g |
| E. coli | Absent in 25g |
| Salmonella | Absent in 25g |
| Packaging | Food-grade, airtight containers |
| Shelf Life | 24 months |
| Storage | Store in a cool, dry place |