Methyl p-toluenesulfonate Molecular formula: [C7H10NO2S]n n=2-3 CAS NO.: 1338-51-8 Appearance: white to pale yellow lucnecy horniness resin Free formaldehyde: 0.5% Max Ash: 0.1% Max Turbidity(25% butyl acetate): 20 Acid value: 1.0mg KOH/g Max Color(25%butyl acetate): 50APHA Index of refraction:1.42-1.44 Packing: 200Kg iron drum by coated plastics USE: collection cement intensifier, plasticizer, polyamide, epoxy resin, phenolics plasticization and modification, printing ink, cement, enamel, coating color.