White appearance, good gloss, narrow distribution, high tint reducing power, large scattering coefficient. Quality Standard anataseItemIndexTiO2 content,%(m/m)≥98.5Whiteness(compared with first class standard sample listed in GB1706-93)No less thanScattering power,%(compared with first class standard sample listed in GB1706-93)≥105Volatile matters at105·C,%(m/m)≤0.5PH value of water suspension6.8 ...