Itaconic Acid Description Chemical name: Methylene Succinic Acid CAS no: 97-65-4 Molecular formula: C5H6O4 Molecular weight: 130.1 Specific gravity: 1.49 Specification Appearance White crystal or powder Purity 99.5% min Loss on Drying 0.5% max Residue on Ignition 0.01% max Iron 5ppm max Heavy Metals 10ppm max Melting Point 165-169 Deg. C Color 5APHA max Chloride 10ppm max Sulfates 50ppm max Transparency Lucidity, non-turbidity in 5% water solution Package Packing in 25kg net weight Kraft paper bag with inner polywoven lamination. Packing in 500kg or 1000kg in woven bag.