| Botanical Name | Curcuma longa |
| Appearance | Orange-yellow powder, or rhizomes (root) |
| Size | Powder form: fine; Rhizomes: 5–7 cm in length |
| Color | Bright yellow-orange |
| Odor | Slightly pungent, earthy |
| Taste | Warm, bitter, and slightly peppery |
| Moisture Content | Max 10% |
| Purity | Min 98% (cleaned, free from foreign matter) |
| Curcumin Content | Min 2% to 6% (depending on grade) |
| Total Ash Content | Max 7% |
| Volatile Oil Content | Min 5% |
| Adulteration | Free from artificial color and harmful additives |