Carbon black  Executive Standard : GB3778-2003
Items of Test	N330
Iodine Absorption                       g/kg	83
DBP Absorption                   10-5m3/kg	103
DBP Absorption of Compressed Sample 10-5m3/kg	88
CTAB Adsorption Surface Area       103m2/kg	81
STSA                             103m2/kg	75
Nitrogen Surface Area              103m2/kg	78
Pigmentation Intensity                     %	105
Heating Loss                            %≤	1.5
Ash                                    %≤	0.2
Grit Mesh 45#                            ≤	0.042
Impurity	None
Pumping Density                      kg/m3	388
300% Elongation Stress                 Mpa	-1.0
Test Conclusion	First Grade