Property | R1930 |
TiO 2 content % | ≥93.0 |
Rutile content % | ≥98.0 |
Color
(
compared with standard sample
)
L*( sample - standard sample ) s=(a 2 +b 2 ) 0.5 |
Not lower than
≥-0.3 ≤0.5 |
Matter volatile at 105 º C % | ≤0.5 |
Matter soluble in water % | ≤0.5 |
Residue on sieve 45µm % | ≤0.05 |
PH of aqueous suspension | 6.5-8.0 |
Bright ness % | ≥98 |
Oil absorption g/100g | ≤18 |
Tinting strength, Reynolds number | ≥1900 |