Zobrazeno 1 - 10
of 22
pro vyhledávání: '"T.A. Getek"'
Publikováno v:
Journal of Chromatography A. 603:157-164
Seven tetracyclic monocarboxylic acid gibberellins (GA1, GA3, GA4, GA5 GA7, GA9 and GA30 and the methyl ester derivatives GA1, GA3, GA4, GA7 and GA9 were analyzed using combined high-performance liquid chromatography-thermospray mass spectrometry or
Autor:
T.A. Getek, W. A. Korfmacher, William Slikker, Joseph G. Shaddock, D. W. Kelly, Daniel A. Casciano, J. O. Lay, Claude L. Holder, H. M. Duhart
Publikováno v:
Xenobiotica. 22:1367-1381
1. Suspension cultures of freshly isolated F344 rat and B6C3F1 mouse hepatocytes were compared for their ability to transform various concentrations of methapyrilene (MP). 2. MP metabolites were isolated and purified by h.p.l.c., and were identified
Publikováno v:
Journal of Chromatography A. 554:191-203
The quantitative analysis of gentamicin sulfate by high-performance liquid chromatography (HPLC) with mass spectrometry was performed on-line utilizing thermospray mass spectrometry (TSP-MS). Chromatographic reversed-phased separation utilizing trifl
Publikováno v:
Journal of Chromatography A. 503:217-225
The high-performance liquid chromatographic analysis of clindamycin phosphate and clindamycin hydrochloride was accomplished by using a mobile phase consisting of the ion pair reagent, sodium pentane sulfonate, and a reversed-phase ODS-II column. Det
Publikováno v:
Journal of chromatography. 534
The electrochemical behavior of the over-the-counter antihistamine drug pyrilamine and its N-oxide analogue, have been studied by several voltammetric methods. Cyclic voltammograms of pyrilamine maleate in 0.1 M ammonium acetate at pH 7.0 indicated a
Publikováno v:
Biomedicalenvironmental mass spectrometry. 19(3)
Combined high-performance liquid chromatography/thermospray mass spectrometry (HPLC/TSMS) and HPLC/thermospray tandem mass spectrometry (HPLC/TSMS/MS) were utilized for the analysis of rat urine for metabolites of pyrilamine. The sample was analyzed
Publikováno v:
Journal of Chromatography A. 474:245-256
On-line formation and detection of glutathione and cysteine conjugates of acetaminophen were accomplished by the interfacing of a coulometric electrochemical cell with a thermospray mass spectrometer in a flow-injection experiment using a liquid chro
Publikováno v:
Journal of Analytical Toxicology. 13:94-96
mass spectrometry in the column bypass mode and with 0.1M ammonium acetate/methanol (80:20, v/v) as the mobile phase. Typically, the parent antihistamines produced only (MH)' ions under these conditions. The N-oxides provided strong (MH)' ions and mu
Publikováno v:
Journal of analytical toxicology. 13(3)
High-performance liquid chromatography coupled to positive ion mode thermospray ionization mass spectrometry has been used to characterize triprolidine and its known metabolite hydroxymethyltriprolidine. The method allows direct analysis of these com
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