Detection method of tetramethylammonium hydroxide

• Main Authors: CHEN JIE, YAO KAISHAN, HATA YASUSHI, DONG LI, QING MENG, LUO FUZHI, LIU DONGLING
• Format: Patent
• Language: Chinese; English
• Published: 02.04.2024
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The invention belongs to the technical field of analysis and detection, and particularly relates to a detection method of tetramethylammonium hydroxide. According to the method disclosed by the invention, tetramethylammonium hydroxide is detected by establishing a liquid chromatography-mass spectrometry method, and tetramethylammonium hydroxide measured by the method shows a good linear relationship within a certain range; the detection limit and the quantitative limit value are low, and the sensitivity is high; the relative standard deviation and the adding standard recovery both meet the test requirements, and the precision and the accuracy are relatively high; and the method is simple and efficient to operate, and is beneficial to monitoring the residual quantity of the tetramethylammonium hydroxide in the environment. 本发明属于分析检测技术领域，具体涉及一种四甲基氢氧化铵的检测方法。本发明建立了液相色谱-质谱联用法检测四甲基氢氧化铵，通过该方法测定的四甲基氢氧化铵在一定范围内呈现良好的线性关系；检出限和定量限值都较低，灵敏度高；相对标准偏差和加标回收率均符合测试要求，精密度和准确度较高；并且该方法操作简单高效，有利于对环境中的四甲基氢氧化铵实行残留量监控。