There is a large quantity of hydrous mixed acid which include methanoic acid and acetic acid in the acetic acid production unit of Yangzi Petrochemical Company Ltd.,SINOPEC.

• 基于中国石化扬子石化公司化工厂醋酸装置产生大量的含水甲酸、乙酸副产品,通过试验将含水混酸进行酯化、分离,得到符合工业品规格的甲酸乙酯、乙酸乙脂。