TiO2 %                                                                          99 min

Colour (compared with the standard sample)         approximately

Tint-reducing power(compare with the standard sample)   110 min

Volatile at 105℃ %                        0. 2 max

Water absorption                           0. 2 max

PH Value                                      6. 5-8. 0

Oil absorption g/100g                      22 max

Residue (45um)% 0. 05 max Resistivity of water extractΩm≥ 15 max

Pb                                                  10 ppm

Hg                                                0. 1 ppm

As                                                  5 ppm

Acid soulubles                                  0. 5