... resin. It also is used in coating, pharmaceutics, agricultural, surfactant, additive of plastics, etc. It is main material of binary acid ... four carbons, 1,4-butanediol r-butyrolactone, tetrahydrofuran4.Packing : 25kg/PP BAG Service we can provide:1.Mixed container,we can ... .Packing as your request,with photo before shipment Maleic Anhydride (MAH) 99.5%