Use of chromatographic mode sequencing for sample preparation in the analysis of caffeine and theobromine from beverages

Reid, Sheryl J.; Good, Thomas J.

doi:10.1021/jf00112a040

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1986

1994

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Cited by 9 publications

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“…Compared to the poor reproducibility of organoleptic determination of bitterness in foods, HPLC permits the exact quantitative determination of each bitter-tasting compound . HPLC methods have the advantage of sensitivity and improved separation (Reid and Good, 1982). For studying the appearance of bitter substances in the saliva of users, HPLC has been utilized to perform a rapid and accurate analysis.…”

Section: Resultsmentioning

confidence: 99%

“…Recovery Studies Using Saliva. In the case of preextraction of CA from saliva, a disposable solid-phase cartridge [Bond-Elute column packed with Cis bonded silica by Analytichem International, Harbor City, CA; described by Reid and Good (1982)] was used. A recovery test using the cartridge was conducted by adding CA solution to the saliva of one subject in which no CA was detected.…”

Section: Methodsmentioning

confidence: 99%

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