Synonyms: (2E)-2-Butenedioic acid, trans-Butenedioic acid CAS: 110-17-8 Molecular Formula: HOOCCH=CHCOOH Molecular Weight: 116.07 g/mol Test Specification Description White, fine granular Assay 99.5% min. Lead, FCC 2 ppm max. Color 10 max. Heavy Metals (as Pb) 10 ppm max. Malic Acid 1% max. Maleic Acid 0.1% max. Water 0.5% max. Organic Volatile Impurities Complies On US#30 (600µm) 0% max. Thru US#100 (150µm) 10% max. Flowability Passes test Residue on Ignition 0.1% max. Identity Passes test