Specification: Item no161;16ooVk-ta18 Appearance161;16oo White powde Surface property161;16oo/ Ph value161;16oo6-8 Aps, nm161;16oo18 Ssa, m2/g161;16oo60-90 Tio2 purity; 99.8% Loss on dry (105161;227;c, 2h):Max 1.0% Ignition loss: max 2.0 Item no:Vk-ta18s Appearance: White powder Surface property:Hydrophobic Ph value:/ Aps, nm:18 Ssa, m2/g:90-110 Tio2 purity:96-98% Loss on dry (105161;227;c, 2h) : max 1.0% Ignition loss:Max 2.0 Package: 15kg/barrel