Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

Search Page

Filters

My NCBI Filters

Text availability

Article attribute

Article type

Publication date

Search Results

168 results

Filters applied: . Clear all
Results are displayed in a computed author sort order. The Results By Year timeline is not available.
Page 1
Consequences of the formation of 3,4-dimethyl-5-phenyl-1,3-oxazolidine on the analysis of ephedrines in urine by gas chromatography and a new method for confirmation as N-trifluoroacetyl-O-t-butyldimethylsilyl ether derivatives.
Sardela VF, Sardela PD, Pereira HM, Aquino Neto FR. Sardela VF, et al. Among authors: pereira hm. J Chromatogr A. 2011 Mar 4;1218(9):1266-72. doi: 10.1016/j.chroma.2010.12.120. Epub 2011 Jan 8. J Chromatogr A. 2011. PMID: 21256502
Identification of sympathomimetic alkylamine agents in urine using liquid chromatography-mass spectrometry and comparison of derivatization methods for confirmation analyses by gas chromatography-mass spectrometry.
Sardela VF, Sardela PD, Deventer K, Araujo AL, Cavalcante KM, Padilha MC, Pereira HM, Van Eenoo P, Aquino Neto FR. Sardela VF, et al. Among authors: pereira hm. J Chromatogr A. 2013 Jul 12;1298:76-85. doi: 10.1016/j.chroma.2013.05.016. Epub 2013 May 13. J Chromatogr A. 2013. PMID: 23746644
168 results