项 目 Item

指 标 Quality Standard

TiO2含量(TiO2Content) , %

≥95.0 

金红石含量(Rutile Content), %

≥97.0

白度(Whiteness ),%

≥96.0

消色力Tint Reducing Power,与标样比Compared with the Standard Sample

≥100

105℃挥发物(Volatile at 105℃), %

≤0.50

水溶物(Water Soluble Objects), %

≤0.50

水悬浮液PH值(PH Value of Aqueous Suspension)

6.5～8.5

吸油值(Oil Absorption), g/100g

≤22.0

遮盖力（Hiding Power），g/c㎡

≤24.0