Maleic Anhydride(99.5% min) 1.useage: for polyester resins. ... .5% 3.Package:25kg/bag 4.delivery tim Specificationsflakes maleic anhydride 99.5% 1,Good quality and reasonable price 2, ... , plasticicer, pesticides,fumaric acid,maleic acid, malaic acid and tartaric acid, succinic acid , anhydride etc.It can be used antiseptic ... content%≤0.0050.005-Iron contentmg/kg≤5-- Maleic Anhydride(99.5% min) sell