Product Name Trade Name: Carbazol Violet; Dioxazine Violet C.I. Number: 51319 CAS Number: 6358-30-1 EU Number: 228-767-9 Chemical Family: Dioxazine Molecular Weight 589.50 Molecular Formula C34H22CI2N4O2 P.H. Value 7 Density 1.5 Oil Absorption 45ml/ 100g Light Fastness 8 Heat Resistance 250° C Water Resistance 5 Oil Resistance 4 Acid Resistance 5 Alkali Resistance 5 Foreign relative brand: Cartaren Violet BLN ( CLAR) Aritint Violet 23( ARI) Epsilon Violet LB-6T001 ( SUM) Fastogen Super VioletRN-F ( DIC) Cromophtal Violet GT ( CIBA) Aquadisperse ( AVE-0580) ( SNA) Duralith Violet B ( TEP)