共 50 条
- [24] CALIBRATION SUBSTANCES FOR NEGATIVE-ION CHEMICAL IONIZATION MASS-SPECTROMETRY [J]. BIOMEDICAL MASS SPECTROMETRY, 1980, 7 (10): : 454 - 456
- [26] NEGATIVE-ION CHEMICAL IONIZATION MASS-SPECTROMETRY OF SOME ISOCYANATES [J]. FRESENIUS ZEITSCHRIFT FUR ANALYTISCHE CHEMIE, 1987, 326 (03): : 228 - 231
- [28] COMPARISON OF NEGATIVE AND POSITIVE-ION MASS-SPECTROMETRY [J]. ORGANIC MASS SPECTROMETRY, 1976, 11 (06): : 582 - 598
- [29] BIS-TRIFLUOROMETHYLBENZOYL DERIVATIVES FOR STEROID ANALYSIS BY GAS-CHROMATOGRAPHY ELECTRON-CAPTURE NEGATIVE-ION CHEMICAL IONIZATION MASS-SPECTROMETRY [J]. JOURNAL OF STEROID BIOCHEMISTRY AND MOLECULAR BIOLOGY, 1986, 25 (02): : 255 - 260
- [30] DETECTION OF TRACE LEVELS OF TRICLOPYR USING CAPILLARY GAS-CHROMATOGRAPHY ELECTRON-CAPTURE NEGATIVE-ION CHEMICAL IONIZATION MASS-SPECTROMETRY [J]. JOURNAL OF CHROMATOGRAPHY, 1988, 438 (01): : 45 - 53