Standard classification( ISO 591-1)---------------------------R2
TiO2 content ( ISO 591-1)-----------------------≥94.0%
Rutile transformation rate--------------------------------≥99.0%
105℃ volatile under package( ISO 787-2)--------------≤0.5%
Residue on sieve of 45μm ( ISO 787-18)----------- ----≤0.03%
Resistivity Ω.m ( ISO 787-14)------------------------------- ≥80
PH-------------------------------------------------6.0-8.5
Tinctorial Powder--------------------------------≥1850
Oil Absorption g/100g( ISO 787-5)--------------- -≤21.0
Specific gravity g/cm3 (ISO 787-10) -----------------4.1
Whiteness of oil system( L ＊) ------------------95.0
Hue( b＊ )----------------------------------------1.57