The Degussa the carbon black NEROX505 Product Type: ordinary pigment furnace blacks Model: NEROX505 product appearance: powder ratio of surface area (m2 / g): 103 particle size (nm): 4 Oil absorption (ml/100g): 58 color strength (ASTM,%): 134 volatile parts (950 ° C,%): 3.0 PH value: 2.5 Ash (%): ≤ 1.0 Packing (kg / pack): 10 Features Application: the blue phase carbon black, has a good gloss and liquidity Senior offset and letterpress printing ink used in the most suitable model.