Standard classification( ISO 591-1)---------------------------R2
TiO2 content ( ISO 591-1)---------------------≥93.0%
Rutile transformation rate----------------≥98.0%
105℃ volatile under package( ISO 787-2)-------≤0.3%
Residue on sieve of 45μm ( ISO 787-18)≤0.03%
Resistivity Ω.m ( ISO 787-14)--------------------≥150
PH-------------------------------------------6.0-8.5
Tinctorial Powder--------------------------≥1900
Oil Absorption g/100g( ISO 787-5)--------- -≤20.0
Specific gravity g/cm3 (ISO 787-10) ---------------4.0
Whiteness of oil system( L ＊) -----------------98.5
Hue( b＊ )------------------------------1.8