Item Titanium Dioxide Rutile Titanium Dioxide Anatase TiO2 Content 94%Min 98%Min Rutile Content 98%Min ---- Tint Redusing Power 100% Min 100% Min Whiteness 95% Min 96% Oil Absorption (g/100g) 23 Max 26 Max Ph value 6.5-8.0 6.5-8.0 45 um SieveResidue 0.1%Max 0.1%Max Water-soluble Matter 0.5%Max 0.5Max Volatile substances(105D) 0.8% Max 0.5%Max Hiding power 25.0 Max 30 Max