|
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
|

