Itoh N - Search Results

1

Comparison of low-level polycyclic aromatic hydrocarbons in sediment revealed by Soxhlet extraction, microwave-assisted extraction, and pressurized liquid extraction.

Itoh N, Numata M, Aoyagi Y, Yarita T. Itoh N, et al. Anal Chim Acta. 2008 Mar 31;612(1):44-52. doi: 10.1016/j.aca.2008.02.012. Epub 2008 Feb 13. Anal Chim Acta. 2008. PMID: 18331857

2

Effect of residues remaining in the injection liner of a gas chromatograph on the quantification of polycyclic aromatic hydrocarbons by isotope dilution mass spectrometry using deuterium-labeled internal standards.

Itoh N, Numata M, Aoyagi Y, Yarita T. Itoh N, et al. J Chromatogr A. 2006 Nov 17;1134(1-2):246-52. doi: 10.1016/j.chroma.2006.08.058. Epub 2006 Sep 11. J Chromatogr A. 2006. PMID: 16965785

3

Optimization of the dopant for the trace determination of polycyclic aromatic hydrocarbons by liquid chromatography/dopant-assisted atmospheric-pressure photoionization/mass spectrometry.

Itoh N, Aoyagi Y, Yarita T. Itoh N, et al. J Chromatogr A. 2006 Oct 27;1131(1-2):285-8. doi: 10.1016/j.chroma.2006.08.091. Epub 2006 Sep 22. J Chromatogr A. 2006. PMID: 16996068

4

Comparison of the behavior of 13C- and deuterium-labeled polycyclic aromatic hydrocarbons in analyses by isotope dilution mass spectrometry in combination with pressurized liquid extraction.

Itoh N, Numata M, Aoyagi Y, Yarita T. Itoh N, et al. J Chromatogr A. 2007 Jan 5;1138(1-2):26-31. doi: 10.1016/j.chroma.2006.10.034. Epub 2006 Nov 1. J Chromatogr A. 2007. PMID: 17081550

5

Evaluation of behavioral differences between native polycyclic aromatic hydrocarbons and (13)C-labeled internal standards during clean-up steps of analysis.

Itoh N, Numata M, Yarita T. Itoh N, et al. Anal Sci. 2007 Oct;23(10):1245-8. doi: 10.2116/analsci.23.1245. Anal Sci. 2007. PMID: 17928676 Free article.

6

Alkaline extraction in combination with microwave-assisted extraction followed by solid-phase extraction treatment for polycyclic aromatic hydrocarbons in a sediment sample.

Itoh N, Numata M, Yarita T. Itoh N, et al. Anal Chim Acta. 2008 May 12;615(1):47-53. doi: 10.1016/j.aca.2008.03.039. Epub 2008 Mar 28. Anal Chim Acta. 2008. PMID: 18440362

7

Evaluation of pressurized liquid extraction for the analysis of four pesticides in unpolished rice.

Otake T, Aoyagi Y, Matsuo M, Itoh N, Yarita T. Otake T, et al. Among authors: itoh n. J Environ Sci Health B. 2008 Jun;43(5):390-4. doi: 10.1080/10934520701795608. J Environ Sci Health B. 2008. PMID: 18576219

8

Differences in the yields of polycyclic aromatic hydrocarbons by pressurized liquid extraction and the Japanese official method.

Itoh N, Otake T, Numata M, Aoyagi Y, Matsuo M, Yarita T. Itoh N, et al. Anal Sci. 2008 Sep;24(9):1129-33. doi: 10.2116/analsci.24.1129. Anal Sci. 2008. PMID: 18781024 Free article.

9

Accurate quantification of polycyclic aromatic hydrocarbons in environmental samples using deuterium-labeled compounds as internal standards.

Itoh N, Numata M, Aoyagi Y, Yarita T. Itoh N, et al. Anal Sci. 2008 Sep;24(9):1193-7. doi: 10.2116/analsci.24.1193. Anal Sci. 2008. PMID: 18781035 Free article.

10

Fragmentation of a non-ester pyrethroid insecticide by atmospheric pressure chemical ionization.

Itoh N, Kinumi T, Inagaki S, Yarita T. Itoh N, et al. Eur J Mass Spectrom (Chichester). 2009;15(1):45-56. doi: 10.1255/ejms.976. Eur J Mass Spectrom (Chichester). 2009. PMID: 19174593

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