| Purity | Foundation | Class Registered | Certified |
| Pure seed (min.) | 98.0% | 98.0% | 98.0% |
| Inert material (max.) | 2.0%* | 2.0%* | 2.0%* |
| Other crop (max.) | 0.01% | 0.03% | 0.08% |
| Weed seed (max.) | 0.10% | 0.10% | 0.10% |
| Prohibited or restricted noxious weed seeds | none found | none found | none found |
| Germination (min.) | 85.0% | 85.0% | 85.0% |
| * | Inert matter must not contain more than 0.5% of material other than seed fragments of the variety under consideration. |