ISOTOPE RATIO MEASUREMENT BY INDUCTIVELY-COUPLED PLASMA MULTIPLE COLLECTOR MASS-SPECTROMETRY INCORPORATING A HIGH-EFFICIENCY NEBULIZATION SYSTEM

被引:73
作者
WALDER, AJ
KOLLER, D
REED, NM
HUTTON, RC
FREEDMAN, PA
机构
关键词
INDUCTIVELY COUPLED PLASMA MASS SPECTROMETRY; MAGNETIC SECTOR MASS SPECTROMETRY; ISOTOPE RATIO MEASUREMENT; HIGH EFFICIENCY NEBULIZATION;
D O I
10.1039/ja9930801037
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
Isotope ratio analysis by inductively coupled plasma multiple collector mass spectrometry has been performed utilizing a high efficiency desolvating nebulization system for sample introduction. The high accuracy and high precision analysis of uranium, lead and hafnium reference materials at a concentration of 50 ng ml-1 are reported. Use of the high efficiency device has increased sample transmission and hence increased ion-signal levels by a factor of ten compared with conventional nebulization. The analysis of each uranium and lead solution required 29 ng of sample while the analysis of each hafnium solution required 290 ng of sample. The accuracy and precision of the measurements are comparable with those obtained by thermal ionization mass spectrometry. Transmission calculations indicate an ion: atom ratio of 1:5500 for each of the three elements. This is superior to that observed with other plasma source mass spectrometers and in the case of hafnium, exceeds that achieved with thermal ionization mass spectrometers.
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收藏
页码:1037 / 1041
页数:5
相关论文
共 18 条
[1]   ACCURATE AND PRECISE DETERMINATION OF LEAD ISOTOPE RATIOS IN CLINICAL AND ENVIRONMENTAL-SAMPLES USING INDUCTIVELY COUPLED PLASMA SOURCE-MASS SPECTROMETRY [J].
CAMPBELL, MJ ;
DELVES, HT .
JOURNAL OF ANALYTICAL ATOMIC SPECTROMETRY, 1989, 4 (02) :235-236
[2]  
CHAUVEL C, 1993, 1993 J M AM GEOPHYSI
[3]   GENESIS OF THE SOUTHERN ABITIBI GREENSTONE-BELT, SUPERIOR-PROVINCE, CANADA - EVIDENCE FROM ZIRCON HF ISOTOPE ANALYSES USING A SINGLE FILAMENT TECHNIQUE [J].
CORFU, F ;
NOBLE, SR .
GEOCHIMICA ET COSMOCHIMICA ACTA, 1992, 56 (05) :2081-2097
[4]   MEASUREMENTS OF TOTAL LEAD CONCENTRATIONS AND OF LEAD ISOTOPE RATIOS IN WHOLE-BLOOD BY USE OF INDUCTIVELY COUPLED PLASMA SOURCE-MASS SPECTROMETRY [J].
DELVES, HT ;
CAMPBELL, MJ .
JOURNAL OF ANALYTICAL ATOMIC SPECTROMETRY, 1988, 3 (02) :343-348
[5]   ABSOLUTE ISOTOPIC ABUNDANCE AND THE ATOMIC WEIGHT OF A REFERENCE SAMPLE OF THALLIUM [J].
DUNSTAN, LP ;
GRAMLICH, JW ;
BARNES, IL ;
PURDY, WC .
JOURNAL OF RESEARCH OF THE NATIONAL BUREAU OF STANDARDS, 1980, 85 (01) :1-10
[6]  
Faure G., 1986, GEOL MAG, V2nd ed., DOI DOI 10.1017/S0016756800017453
[7]  
GRAY AL, 1975, ANAL CHEM, V47, P600, DOI 10.1021/ac60353a049
[8]   LEAD ISOTOPES AS SEEPAGE INDICATORS AROUND A URANIUM TAILINGS DAM [J].
GULSON, BL ;
MIZON, KJ ;
KORSCH, MJ ;
NOLLER, BN .
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 1989, 23 (03) :290-294
[9]  
Jarvis K. E., 1992, HDB INDUCTIVELY COUP
[10]   VERIFICATION OF A CORRECTION PROCEDURE FOR MEASUREMENT OF LEAD ISOTOPE RATIOS BY INDUCTIVELY COUPLED PLASMA MASS-SPECTROMETRY [J].
KETTERER, ME ;
PETERS, MJ ;
TISDALE, PJ .
JOURNAL OF ANALYTICAL ATOMIC SPECTROMETRY, 1991, 6 (06) :439-443