Pigment Red 57:1 1. Product Name Trade Name: Lithol Rubine BK,A6B,,4BW,BBN,4BD,4BMB,4BA,4BGL,4BLB,4BG,4BL,4BP C.I. Number: Pigment Red 57:1 CAS Number: 5281-04-9 EU Number: 226-109-5 Chemical Family: Mono azo 2. Physical, Chemical and Fastness Properties Molecular Weight: 424.46 Molecular Formula: C18H12N2O6SCa P.H. Value: 7.0-8.0 Density: 1.8 Oil Absorption ml/100g : 45-55 Light Fastness: 5 Heat Resistance: 140 Water Resistance: 4 Oil Resistance: 4 Acid Resistance: 4 Alkali Resistance: 4 3. Application Shade: Bluish Red,Yellowish Red Main Application: 4BGL,4BLB,4BG,4BL for Solvent-Based Ink, 4BN,4BD,4BMB,4BH,4BA for Offset Ink, 4BW,BK for Water-Based Paint, 4BN,4BA,BK,A6B,4BP for Plastics, Stationary