Profile: Dalian Richon Chem Co., Ltd. specializes in providing rubber chemicals, dyestuffs, pharmaceuticals and their intermediates. Our dyestuff products are acid, basic, cationic, direct, disperse, reactive, sulfur, solvent and vat dyes. N-phenyl-2-naphthylamine is a pale powder. It is soluble in acetone, chloroform and alcohol. It is insoluble in gasoline and water. It is used in tires, rubber belts and rubber shoes. N-phenyl-l-naphthylamine is a is a flake crystal. It is soluble in organic solvents such as alcohol and acetone. It turns into violet on the exposure to air and light.