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Gas chromatograph injection port protective device
Authors
M. D. Robertson
E. A. Welz
Publication date
1 December 1969
Publisher
Abstract
To prevent samples containing foreign matter from poisoning the gas chromatographic columns, a pre-filter insertion is placed in the injection port. The packing becomes a variable reactant, for example, acids are removed by using an alkaline liquid
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oai:casi.ntrs.nasa.gov:1969000...
Last time updated on 31/05/2013