产品通用描述： The maleic anhydride is produced by vapor fixed bed oxidation from benzene. It’s molecular weight, 98 molecular formula, C4H2O3. Maleic anhydride is white needle crystalloid with pungent odor. It sublimes M.P, 52.80℃；B.P,202℃. It may be acid with water, and it maybe fumaric acid with high temperature.
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