1) selected ion monitoring (SIM)
选择性离子检测
2) Selected Ion Monitor
选择离子检测
1.
Formaldehyde in food was determined by gas chromatography-mass spectrometry with selected ion monitor (GC-MS-SIM).
建立了用气相色谱质谱选择离子检测(GCMSSIM)测定食品中甲醛和次硫酸氢钠甲醛的新方法。
2.
A new method for determination of melamine in milk powder and milk products by gas chromatography-mass spectrum with selected ion monitor(GC-MS/SIM) was established in this paper.
采用气相色谱-质谱(GC-MS)分析技术,选择离子检测法(SIM),开发出一种准确可靠、灵敏度高的测定奶粉及奶制品中三聚氰胺的新方法。
3.
A new method for determination of formaldehyde and sodium bisulfoxylate formaldehyde in flour products by gas chromatography-mass spectrometry-selected ion monitor(GC/MS/SIM) was presented in the paper.
对提取方法和衍生化条件等进行优化,确定为超声波振荡提取30min,衍生化试剂2,4-二硝基苯肼(DNPH)避光衍生化时间为6h;衍生产物2,4-二硝基苯腙在GC-MS测定中选择离子检测(SIM)为m/z79、210。
3) selective ion monitoring
选择离子检测
1.
Methods The selective ion monitoring mode(SIM) of capillary column gas chromatography-mass spectrometry(GC/MS) coupled with supersonic oscillate, organic solvent extraction and low temperature concentration techniques were used.
方法采用毛细管柱气相色谱质谱联用的选择离子检测技术(GC-MS-SIR),结合超声波振荡、有机溶剂回流提取、低温浓缩的前处理方法。
2.
Methods The selective ion monitoring mode(SIM) of capillary column gas chromatography-mass spectrometry(GC/MS)coupled with organic solvent extraction and low temperature concentration techniques were used.
方法 采用毛细管柱气相色谱 -质谱联用 (gaschromatography massspectrometry ,GC/MS)的选择离子检测 (selectedionmonitoringmode ,SIM )技术 ,结合有机溶剂回流提取、低温浓缩的前处理方法。
4) SIM
[英][sɪm] [美][sɪm]
选择离子检测法
1.
Trace methyl tert-butyl ether(MTBE) in water was determined by using a method of purge & trap-GC-MS-SIM.
采用吹扫捕集 气相色谱 质谱联用选择离子检测法(GC MS SIM)测定水中微量的甲基叔丁基醚,最低检出质量浓度0。
2.
Trace methyl tert-butyl ether (MTBE) in surface water was determined using the method of solid-phase micro extraction(SPME)-headspace-GC-MS-SIM.
采用固相微萃取(SPME)-顶空采样-气相色谱-质谱联用选择离子检测法(GC-MS-SIM)测定水中微量的甲基叔丁基醚。
5) selected ion monitoring
选择离子检测
1.
A new method was developed for the analysis of the volatile and semi-volatile acidic components in tobacco by gas chromatography-mass spectrometry selected ion monitoring(GC-MS,SIM)method.
本文在同时蒸馏萃取处理后,采用选择离子检测(SIM)法对烟草中主要酸性成分进行定量分析,该法可有效排除干扰,并使灵敏度提高1～2个数量级[4],并用标准样品作了回收率试验。
2.
This paper decribes the analysis of trace thiophene in refined benzene with selected ion monitoring technology of GC/MS.
用气相色谱与质谱联用（ＧＣ／ＭＳ）的选择离子检测技术分析了纯苯中的噻吩，通过以噻吩作内标进行叠加定量，最后回归出噻吩的质量浓度为０。
6) SIM
[英][sɪm] [美][sɪm]
选择离子检测
1.
Detection of two main components of Psoralea corylifolia as additive in the cigarette by SPME-GC-MS-SIM;
固相微萃取/气-质联用/选择离子检测法检测卷烟添加剂中的补骨脂
补充资料：非选择性检测器
分子式：
CAS号：
性质：又称非特异性检测器(non-specific detector)或万能检测器(universal detector)。指对溶质没有选择性，任何溶质都能使其产生反应的检测器，如折射率检测器、热导检测器、氢焰离子化检测器等。
CAS号：
性质：又称非特异性检测器(non-specific detector)或万能检测器(universal detector)。指对溶质没有选择性，任何溶质都能使其产生反应的检测器，如折射率检测器、热导检测器、氢焰离子化检测器等。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条