Nigrosine Black, Basic Dye, Direct Dye manufacturer / supplier in China, offering Pigment Blue 15: 6 (Heliogen Blue L6600F) for Coating, Plastic, Ink Use, Pigment Yellow 176, Fast Yellow Grx for Plastic, Textile Printing, Pigment Yellow 74, Pigment Yellow 5gx for Plastic, Ink Use and so on.