... NO.ItemIndex1TiO2 content,%(m/m)≥98.52Volatile matters at 105°C,%(m/m)≤0.53Electrical resistance of aqueous extract,Ωm≥224PH value of ... , paper making, rubber and ink. NO.ItemIndex1TiO2 content,%(m/m)≥952Rutile content,%≥983Tint reducing power, Reynolds number, TCS≥19004Electrical ... (45um mesh),%(m/m)≤0.027Volatile matters at105·C,%(m/m)≤0.58Water soluble,%≤0.59Oil absorption value,%(m/m)≤203.Features ...