... ,SGS,BV,CIQ inspection are welcoming.maleic acid anhydrideChemical name:Maleic anhydrideMF:C4H2O3 Molecular weight: 98.1CAS No.:108-31-6 EINECS ... , alkyd resin, insulate paint, plasticicer, pesticides,fumaric acid,maleic acid, malaic acid and tartaric acid, succinic acid , anhydride etc.It can be used antiseptic agent ... .552.051.5Ash content%≤0.0050.005-Iron contentmg/kg≤5-- maleic acid