TiO2 content % | 45-93 |
Rutile content% | ≥98.5 |
△L*(sample-standard sample) | ≥-0.3 |
△s=(△a2+△b2)0.5 | ≤0.5 |
Matter volatile at 105ºC % | ≤0.5 |
Matter soluble in water % | ≤0.5 |
Residue on sieve 45µm % | ≤0.1 |
PH of aqueous suspension | 6.5-8.5 |
Brightness % | ≥96 |
Oil absorption g/100g | ≤21 |