Product Name Trade Name: Benzimidazolone orange C.I. Number: 561170 CAS Number: 84632-59-7 Chemical Family: pyrrole Molecular Weight 400.51 Molecular Formula C26H28N2O2 Density 1.6 Oil Absorption 50ml/ 100g Light Fastness 8 Heat Resistance 300° C Water Resistance 5 Oil Resistance 5 Acid Resistance 5 Alkali Resistance 4 Application plastic, paint, printing inks, rubber, masterbatch Foreign relative brand: Aritine Orange 73 ( ARI) Irgazin DPP Orange 16A [ W] ( CIBA) Irgazin DPP Orange RA ( CIBA) Unisperse DPP Orange RA-S ( CIBA)