共 50 条
- [21] ROUTES TO POWERFUL METHODS OF ELEMENTAL TRACE ANALYSIS IN ENVIRONMENTAL-SAMPLES FRESENIUS ZEITSCHRIFT FUR ANALYTISCHE CHEMIE, 1984, 317 (3-4): : 213 - 219
- [25] PATTERN-RECOGNITION OF POLYCHLORINATED-BIPHENYLS (PCB) IN ENVIRONMENTAL-SAMPLES FRESENIUS ZEITSCHRIFT FUR ANALYTISCHE CHEMIE, 1985, 320 (07): : 709 - 710
- [28] TRACE RADIOCARBON ANALYSIS OF ENVIRONMENTAL-SAMPLES JOURNAL OF RESEARCH OF THE NATIONAL BUREAU OF STANDARDS, 1988, 93 (03): : 289 - 292
- [30] TRACE IMPURITIES IN SOLVENTS COMMONLY USED FOR GAS-CHROMATOGRAPHIC ANALYSIS OF ENVIRONMENTAL-SAMPLES JOURNAL OF CHROMATOGRAPHY, 1981, 206 (02): : 279 - 288