| Parameter | Specification |
| Grain Length | Short (≤5.5 mm), Medium (5.6–6.5 mm), Long (≥6.6 mm) |
| Grain Shape | Slender, Medium, Bold, Round |
| Color | White, Brown, Red, Black, Golden |
| Texture | Smooth or slightly rough surface |
| Moisture Content | ≤14% (standard for storage) |
| Chalkiness | 0–100% (lower is preferred for quality) |
| Foreign Matter | ≤0.5% (by weight) |
| Broken Grains | ≤5% for premium quality |
| Paddy Grains | ≤0.1% (should be minimal or absent) |
| Immature Grains | ≤1.0% (should be minimized) |
| Damaged/Discolored Grains | ≤2.0% (depends on grade) |
| Smell | Characteristic aromatic or neutral odor |
| Bulk Density | 0.75–0.85 g/cm³ |
| Whiteness (Milled Rice) | Bright white to slightly creamy |