REMOTE SCANNING ULTRAVIOLET DETECTION FOR CAPILLARY GAS-CHROMATOGRAPHY

被引:20
作者
BORNHOP, DJ
HLOUSEK, L
HACKETT, M
WANG, H
MILLER, GC
机构
[1] UNIV NEVADA,DEPT BIOCHEM,RENO,NV 89557
[2] LINEAR INSTRUMENTS,RENO,NV 89523
关键词
D O I
10.1063/1.1142956
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
A remote flow cell has been interfaced to a scanning uv-visible absorbance detector for the detection of gas chromatography (GC) analytes. The unique optical bench, detection scheme, and thermal control allow low-noise operation at flow cell temperatures of 350-degrees-C. Noise of 1 x 10(-5) a.u. (peak to peak over a 1-min period) and drift at the 1 x 10(-4) a.u./h level facilitate detection of coumarin in the gas phase at 40 pg/s. Flow cell volume was optimized for use with capillary GC columns. An effective band pass of < 3 nm provides spectral resolution which shows solute absorbance fine structure to aid in compound identification.
引用
收藏
页码:191 / 201
页数:11
相关论文
共 21 条
[1]   DETECTION OF GAS-CHROMATOGRAPHY ELUATES BY SIMULTANEOUS ABSORBANCE AND FLUORESCENCE MEASUREMENTS [J].
ADAMS, AK ;
VANENGELEN, DL ;
THOMAS, LC .
JOURNAL OF CHROMATOGRAPHY, 1984, 303 (02) :341-349
[2]   DER EINFLUSS DER TEMPERATUR AUF DAS ABSORPTIONSSPEKTRUM DES DIPHENYLDAMPFES IM NAHEN ULTRAVIOLETT - EXTINKTIONSMESSUNGEN ZWISCHEN 170-DEGREES-C UND 520-DEGREES-C [J].
ALMASY, F ;
LAEMMEL, H .
HELVETICA CHIMICA ACTA, 1950, 33 (07) :2092-2100
[3]  
BASTIAN X, 1954, ANAL CHEM, V26, P1576
[4]   OPTICAL DETECTORS FOR LIQUID-CHROMATOGRAPHY [J].
BAUMANN, W .
FRESENIUS ZEITSCHRIFT FUR ANALYTISCHE CHEMIE, 1977, 284 (01) :31-38
[5]  
BEALE X, 1951, J SCI INSTRUM, V28, P109
[6]  
GRUBB X, 1950, J AM CHEM SOC, V187, P299
[7]  
GUIOCHON G, 1991, ANAL CHEM, V63, P73, DOI 10.1021/ac00001a013
[8]  
JINO K, 1987, CHROMATOGRAPHIA, V23, P56
[9]   FAR-ULTRAVIOLET SPECTROSCOPIC DETECTION OF GAS CHROMATOGRAPH EFFLUENT [J].
KAYE, W .
ANALYTICAL CHEMISTRY, 1962, 34 (02) :287-&
[10]   ESTIMATION OF THE LIMIT OF DETECTION IN CHROMATOGRAPHY [J].
KNOLL, JE .
JOURNAL OF CHROMATOGRAPHIC SCIENCE, 1985, 23 (09) :422-425