Maleic anhydride is the important organic chemical material, is the third largest acid anhydride behind the phthalic anhydride and acetic anhydride.
英
美
- 顺丁烯二酸酐,简称顺酐或者马来酐,是重要的有机化工原料,是仅次于苯酐和醋酐的第三大酸酐。