|
Characteristic |
Requirement |
|
Titanium dioxide content
% (by mass),min. |
90.0 |
|
Matter volatile at 105℃ at point of acceptance
% (by mass), max. |
0.75 |
|
Matter soluble in water
% (by mass), max. |
0.3 |
|
Residue on sieve(45μm)
% (by mass), max. |
0.05 |
|
Colour（L*）
min. |
95.0 |
|
Scattering power
% , min. |
100 |
|
pH of aqueous suspension |
6.5～8.0 |
|
Oil absorption value
g/100g , max. |
23 |
|
Resistivity of aqueous extract，
Ω·m , min. |
50 |
|
Content of rutile
% , min. |
98 |
