• 测量乙醇甲苯丙酮甲醇氨水对元件影响,乙醇测量甲醛主要干扰气体

    Influences of ethanol, toluene, acetone, methanol, benzene and ammonia were measured, and ethanol was still the main interfering gas for formaldehyde detection.

    youdao

  • 方法微波功率萃取时间一定条件分别选用有机溶剂甲醇乙醇甲苯丙酮环己烷为提取剂,进行间歇性提取

    METHOD Under the same conditions of microwave power and extraction time, methanol, alcohol, toluene, acetone and hexamethylene were used as the extractant to carry out intermittent extraction.

    youdao

  • 方法微波功率萃取时间一定条件分别选用有机溶剂甲醇乙醇甲苯丙酮环己烷为提取剂,进行间歇性提取

    METHOD Under the same conditions of microwave power and extraction time, methanol, alcohol, toluene, acetone and hexamethylene were used as the extractant to carry out intermittent extraction.

    youdao

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