| Surface treatment | Al and Organics |
| Graded standard | 1S0591:R2:ASTM D-476-84:Ⅱ(V)】 |
| Feature | Index |
| Mass percentage of Tio2 | 94.0 |
| Rutile conversion rate | ≥99.0 |
| Oil phase lightness | ≥97.0 |
| b* | ≤2.0 |
| (Tinting strength)TCS | ≥1900 |
| Oil obsorbing /g/100g | ≤18.0 |
| pH value | 6.0-8.5 |
| Mass percentage of volatile in 105℃ | ≤0.5 |
| Water extracts liquid resistivity/Ω.m | ≥100 |
| Oil dispersing | ≥6.0 |
| Tint (SCX) | 3.5-5.0 |
| Visual whiteness | No less than |
| CIE | ≥ 90.0 |
| Mass percentage of Screenings (45 um) | ≤ 0.05 |
| Cleanliness | ≥ Grade B |