... glass, ornament,marble, SMC and BMC Mode plastic systems. C.I. Pigment Red 4- pigment chip used in: air ... Fastness59Water Resistance510Oil Resistance511Alkali Resistance512Acid Resistance513PH Value5.5-7.514Heat Resistance(°C)16015Oil Absorption(g/100g)34-7016Weather Fastness 17Solvent Resistance ... Yellowish Red UPR(Unsaturated Polyester Resin) Pigment Grease dispersion-C.I. Pigment Red 4,Lake Red