Items

Value

Inorganic surface treatment

Al2O3,ZrO2

Organic surface treatment

Yes

TiO2 content, % (m/m)

≥93

Rutile content, % (m/m)

≥98

Brightness

≥94.5

Tint reducing power Ryenolds number, TCS

≥1900

Volatile matters at105·C, % (m/m)

≤0.5

Water soluble, %

≤0.5

PH value of water suspension

6.5-8.5

Oil absorption value, g/100g

≤20

Electrical resistance of aqueous extract, Ωm

≥80

Residue on the sieve(45um mesh), %(m/m)

≤0.02