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由四平市化工医药研究所开发的年产100吨N,N-四甲基胍一步合成新工艺生产线,在四平市建成投产.
A 100-ton N,N-tetramethyl phosphonium one-step synthesis new process production line developed by the Siping City Chemical and Pharmaceutical Research Institute was completed and put into production in Siping City.