| Specification | |
| Product | Pigment Red 4320 |
| Test Items | Specification |
Fineness: passing through 40µm with residue, % | ≤5.0 |
| Water Soluble Matter(m/m), % | ≤3.5 |
| Oil absorption (g/100g), % | ≤55 |
| Matter volatile at 105 ℃, % | ≤2.5 |
| Fineness to light | 5 |
| Fineness to heat ℃ | 200 |
| Fineness to oil | 4 |
| Fineness to acid | 3 |
| Fineness to alkalis | 4 |
| Migration resistance | 4 |
Lemei Lab