PIGMENT VIOLET 23 Product Name PERMANENT VIOLET BL PIGMENT VIOLET 23 Code PV23BL Countertype CLARIANTBASFCIBAViolet BLNViolet GT CINO 51319 CAS NO 6358301 EINECS NO 2287679 Molecular Weight58950 Chemical Formula C34H22Cl2N4O2 Structural Formula Product description Grade Characteristic Application DERMANENT VIOLET BL good heat resistance high tinting strength bluish shade General application for inkplastictextilepainting DERMANENT VIOLET RL good heat resistance high tinting strength reddish shade General application for inkplastictextilepainting