|
Characteristic |
Requirement |
|
Titanium dioxide content
% (by mass), min. |
98.0 |
|
Matter volatile at 105℃ at point of acceptance
% (by mass), max. |
0.5 |
|
Matter soluble in water
% (by mass), max. |
0.5 |
|
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. |
26 |
|
Resistivity of aqueous extract,
Ω·m , min. |
20 |
