## Abstract Ensemble or signal averaging has been used to increase detection limits in gas chromatography. The sample is injected several times into a gas chromatograph and the chromatograms generated are summed. The resulting chromatogram is treated as a separate chromatogram with the benefit of a
Signal averaging in gas chromatography
β Scribed by Ghaoui, Labib H.
- Publisher
- John Wiley and Sons
- Year
- 1992
- Tongue
- English
- Weight
- 289 KB
- Volume
- 15
- Category
- Article
- ISSN
- 0935-6304
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β¦ Synopsis
Abstract
Ensemble or signal averaging, and the use of the technique for the solution of some unique problems with minimum sample handling, have previously been reported. The capability of the technique has been evaluated with microbore gas chromatography for the fast handling of a large number of analyses: ca 20β30 replicate injections are easily attainable in a reasonable analysis time. The implementation of the signal averaging technique with other concentration techniques for improving detection limits is also demonstrated.
π SIMILAR VOLUMES
The dependence of the retention factor of compounds on the average pressure was theoretically considered for binary gas mixture on the basis of a new form of Langmuir adsorption equation taking into consideration the substitution reaction of the adsorbed molecule of the carrier gas for the adsorbed
c nfo The purpose of this series is to present timely information on practical aspects of chromatography. To the observer this information may appear to be primarily of academic interest. The opposite is true! The series attempts to communicate fresh ideas and new approaches to the chromatographer w