NASA NTRS · 19690000663
Gas chromatograph injection port protective device
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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Robertson, M. D., Welz, E. A.. 1969-12-01. Gas chromatograph injection port protective device. https://ntrs.nasa.gov/citations/19690000663
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