Chemical Composition: Color Index: Pigment Yellow 168 C.I.NO.: 13960 Chemical Formula: C16H12ClN4O7S1/2Ca CAS NO.: 71832-85-4 EU NO.: 276-057-2 Physical Properties: Physical Form : Yellow Powder Heat Resistance(o C): 200 Density (g/cm3): 1.6 Specific Surface(m2/g): NA PH Value: 6.5-8.0 Oil Absorption(ml/100g): 50 Fastness Properties: Full Color Tint Color Dispersibility: Excellent Excellent Light Fastness: 7 6-7 Migration Resistance PVC 4 http://www.honorpigment.com