Cbemical ionization mpss spectra of halomethanes measured using tetramethylsiiaw as reagent gas exhibit three major peaks corresponding to [ M + SiMe,l\*, IM -XI + and (MeSi)lX+ ions (X = C1, Br or I). Dihalomethaws CH,X, form tbe most stable silylated molecular iom, whereas in the mass spectra of t
Negative ion chemical ionization mass spectrometry of some nitroso compounds with CO2as reagent gas
โ Scribed by Osamu Suzuki; Hans Brandenberger
- Book ID
- 112319192
- Publisher
- Springer
- Year
- 1986
- Tongue
- English
- Weight
- 257 KB
- Volume
- 323
- Category
- Article
- ISSN
- 1618-2650
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๐ SIMILAR VOLUMES
Chemical ionization mass spectra of halogenoalkanes (RX) obtained using tetramethylsilane as reagent gas show two major peaks corresponding to the cluster ion RX+SiMe3 and alkyl ion R+. Iodides exhibit the highest affinity toward the trimethylsilyl ion and produce the most stable silylated molecular
A gas chromatography/mass spectrometry (GC/MS) method is described which uses negative ion chemical ionization (NCI) and tandem mass spectrometry (MS/MS) for the determination of eight anabolic steroids in human urine. Eight anabolic steroids were derivatized by heptafluorobutyric anhydride (HFBA),