| Indicator | Standard for the class | |||
| 1st | 2nd | 3rd | 4th | |
| Moisture, %, not more than | 13.5 | |||
| Test weight, g/l, not less than | 550 | 540 | 520 | Not limited |
| Kernel content, %, not less than | 65 | 65 | 63 | Not limited |
| Weed impurity, %, not more than: including | 2.0 | 2.0 | 3.0 | 5.0 |
| Grain impurity, %, not more than | 4.0 | 6.0 | 7.0 | 15.0 |
| Small grains, %, not more than | 3.0 | 3.0 | 5.0 | Not limited |
| Acidity, degrees, not more than | 6.0 | 8.0 | Not limited | |