Total Zinc Calculated use Zinc Sulfate and Barium Sulfate %                       99 min
                                               
Zinc Sulfate %                                                                                                          28 min
 
Zinc Oxide %                                                                                                           0.6 max
 
Volatile at 105℃ %                                                                                                 0.3 max

water soluble matter %                                                                                         0.4 max
 
Sieve Residue,63um                                                                                            0.1 max

oil absorption,g/100g                                                                                            14 max
 
color, compared with the standard sample                                                       Close to

PH value of aqueous suspension                                                                       6.0-8.0       

Tint reducing power                                                                                         Not less than

hiding power                                                                        Not less than of 5% the standard sample