Appearance: Black powder or granular Specification: Iodine Absorption Number (g/Kg) : 121+/-5 DBP Absorption number (10-5M3/Kg) : 114+/-5 DPB Absprption Value of compressing sample (10-5M3/Kg): 93-107 CATB Surface Area (103M2/Kg) : 106-116 Nitrogen Surface Area (103M2/Kg): 114-124 Tinting Strength : 110-120% Heating Loss: 3.0 max Ash : 0.5% max Tensile Strength: -0.8 MPa min Extension%: 10Min Map Modulus at 300%: -2.5+/-1.3. Packing: 25kg/bag, 16MT/ 20 FCL