... in Solvent Base Inks and Plastic etc. Product DescriptionPigment Blue 15: 4 Ph: 7 Density: 1. 6-1. 8 Oil Absorption ... F2R), Pigment Red 3(Toluidine Red RN), Pigment Red 4(Vermilion R), Pigment Red 8(Permanent Red F4R), ... BS), Pigment Blue 15: 2(Fast Blue BNT), Pigment Blue 15: 3(Fast Blue BGS), Pigment Blue 15: 4(Fast Blue BGN), ... :Pigment Orange 21(Molybdate Orange) etc.········· Pigment Blue 15: 4