Fast and easily transferable chromatography/mass spectrometry assays were required to detect and quantify the amount of Bitrex™ and sodium saccharin in homemade facemask fit testing solutions.

中文翻译：

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开发超高效液相色谱/质谱和超高效超临界流体色谱/质谱测定，以确定自制口罩贴合度测试溶液中 Bitrex™ 和糖精钠的浓度。

需要快速且易于转移的色谱/质谱分析来检测和量化自制面罩贴合度测试溶液中 Bitrex™ 和糖精钠的含量。