Name of Specification

Index

TiO2 content

98% min.

Colour(compared with that of the standard sample)

not lower than

Lightening power (compared with that of the standard sample)

100% min.

Matter volatile at 105 °c at point pf acceptance

0.5% max.

Matter volatile at 105°c after 24th preconditioning at 23±2°c and (50±5)%RH

0.5% max.

Matter soluble in water

0.5% max.

PH of aqueous suspension

6.0-8.0

Oil absorption,g/100g sample

26% max.

Residue on (45um) sieve

0.1% max.

Resistivity of aqueous extract Ω m

20 min.