Features: 1) Color index name: Solvent Black 27 2) Structure: bisazo series 3) Property: blueish black 4) Can be used in coloring plastics, printing ink and writing ink Specifications: 1) Density: 0.29g/cm³ 2) Melting point: 115°C 3) Light fastness (in PS): 4-5 4) Recommended dosage: a) Transparent: 0.03g b) Nontransparent: 0.05g 5) Light fastness: consists of 1st to 8th grade, and the 8th grade is superior, the 1st grade is bad 6) The thermal resistance in PS can reach to 300°C 7) Degree of pigmentation: 0.05% dyes + 0.1% titanium white powder 8) Solubility in organic solvent: a) Acetone: 80% b) Butyl acetate: 100% c) Methylbenzene: 10.3% d) Dichloromethane: 116.8% e) Ethylalcohol: 35.5% 9) Grammage dissolves in one liter solvent: 20 Note: The above data is only for reference.