TiO2 : 98%Min., Tint-Reduciing Power (Comply With The Standard Sample):100% min, Oil Absorption : 26 G/100g Max., Water Soluble Matter(M/M) : 0.5% Max., Ph Value Of Suspending Liquid: 6.5-8.0 , Fineness (Residue on 45um sieve ) 0.1%Max.; Color(compared with standard sample): Not below; Volatile at 105°C: 0.5%max.