| Specification | Details |
| Form | Small, round seeds |
| Color | Yellow, brown, or black (depending on variety) |
| Size | 1 to 2 mm in diameter |
| Texture | Hard and smooth |
| Flavor | Pungent, slightly bitter |
| Aroma | Strong, characteristic mustard scent |
| Moisture Content | ≤ 10% |
| Purity | ≥ 99% (as per grade) |
| Shelf Life | 12–18 months |
| Storage | Cool, dry place in airtight packaging |