Product Name: Pigment Carbon Black Model: GR-BR552 Relative Tinting Strength:138% Blackness(reflectivity): 17 950? Volatiles :6.8% Fluidity: 19.5 Residue on Sieve(63 um mesh) :0.3% Water Suspension PH Value : 4.0-7.0 DPB Absorption Value: 98±5(ml/100g) Color ?E: 0.8 Usage: paint, ink, water coating, color asphalt, color brick, color tile, antique building, papermaking, pottery, rubber and plastic industry.