| Property | Specification |
| Size | 1.5-3 mm in diameter |
| Shape | Oval, round |
| Color | Yellowish-brown, dark brown, or black |
| Weight | 2-4 grams per 1000 seeds |
| Oil Content | 35-45% |
| Moisture Content | 6-8% |
| Purity | 98% minimum |
| Impurities | Max. 2% (such as stones, dust, and other seeds) |
| Taste | Pungent, sharp, and slightly bitter |
| Odor | Strong, characteristic mustard-like odor |
| Storage Conditions | Cool, dry, and well-ventilated areas, away from sunlight |
| Shelf Life | 12-18 months (depending on storage conditions) |