Gas chromatography analysis for the content of CO_2&. NH_3 in methylamine during urea production is established by experiments. Two sets of instrument and two methods are replaced with one set of that and one method.

  • 通过实验建立了尿素生产过程中甲铵液中CO x、NH3含量的气相色谱分析法,达到了一台仪器、一种方法代替碌两套仪器、二种方法的目的。

  • 互联网摘选 2025-02-05 18:40:51

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