1,We provide the high quality Maleic Anhydride Flake/Briquette 2,purity:99.5% 3,60000MT/YEAR 4,packing: 25kg/bag, ... of plastics, etc. It is main material of binary acid with four carbons, 1,4-butanediol r-butyrolactone, tetrahydrofuranPacking: ... and sale of maleic anhydride, beta naphthol, bon acid. 2,locationOur company is located in Tangshan which is ... to 60,000 tonne/y.. Maleic anhydride 99.5%MIN