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Items: 1 to 20 of 99

1.

Extraction and derivatization of chemical weapons convention relevant aminoalcohols on magnetic cation-exchange resins.

Singh V, Garg P, Chinthakindi S, Tak V, Dubey DK.

J Chromatogr A. 2014 Feb 14;1329:10-6. doi: 10.1016/j.chroma.2013.12.081. Epub 2014 Jan 2.

PMID:
24418235
2.

Magnetic graphene - polystyrene sulfonic acid nano composite: A dispersive cation exchange sorbent for the enrichment of aminoalcohols and ethanolamines from environmental aqueous samples.

Chinthakindi S, Purohit A, Singh V, Tak V, Dubey DK, Pardasani D.

J Chromatogr A. 2015 Dec 4;1423:54-62. doi: 10.1016/j.chroma.2015.10.087. Epub 2015 Nov 2.

PMID:
26554296
3.

Application of cation-exchange solid-phase extraction for the analysis of amino alcohols from water and human plasma for verification of Chemical Weapons Convention.

Kanaujia PK, Tak V, Pardasani D, Gupta AK, Dubey DK.

J Chromatogr A. 2008 Mar 28;1185(2):167-77. doi: 10.1016/j.chroma.2008.01.080. Epub 2008 Feb 8.

PMID:
18282579
4.

On-matrix derivatization extraction of chemical weapons convention relevant alcohols from soil.

Chinthakindi S, Purohit A, Singh V, Dubey DK, Pardasani D.

J Chromatogr A. 2013 Oct 11;1311:170-5. doi: 10.1016/j.chroma.2013.08.079. Epub 2013 Aug 27.

PMID:
24016719
5.

Analysis of chemical warfare agents in organic liquid samples with magnetic dispersive solid phase extraction and gas chromatography mass spectrometry for verification of the chemical weapons convention.

Singh V, Purohit AK, Chinthakindi S, Goud RD, Tak V, Pardasani D, Shrivastava AR, Dubey DK.

J Chromatogr A. 2016 May 27;1448:32-41. doi: 10.1016/j.chroma.2016.04.058. Epub 2016 Apr 20.

PMID:
27113675
6.

Single vial sample preparation of markers of nerve agents by dispersive solid-phase extraction using magnetic strong anion exchange resins.

Singh V, Chinthakindi S, Purohit AK, Pardasani D, Tak V, Dubey DK.

J Chromatogr A. 2015 May 22;1395:48-56. doi: 10.1016/j.chroma.2015.03.073. Epub 2015 Apr 1.

PMID:
25863924
7.

Rapid magnetic solid phase extraction with in situ derivatization of methylmercury in seawater by Fe3O4/polyaniline nanoparticle.

Mehdinia A, Roohi F, Jabbari A.

J Chromatogr A. 2011 Jul 15;1218(28):4269-74. doi: 10.1016/j.chroma.2011.04.070. Epub 2011 May 6.

PMID:
21621779
8.

Fast and selective extraction of nicotine from human plasma based on magnetic strong cation exchange resin followed by liquid chromatography-tandem mass spectrometry.

Xu Y, Wang C, Zhang X, Chen H, Zhao Q, Song W, Wang H, Zeng Q, Ding L.

Anal Bioanal Chem. 2011 Apr;400(2):517-26. doi: 10.1007/s00216-011-4799-4. Epub 2011 Feb 24.

PMID:
21347671
9.

Comprehensive profiling analysis of bioamines and their acidic metabolites in human urine by gas chromatography/mass spectrometry combined with selective derivatization.

Park NH, Hong JY, Shin HJ, Hong J.

J Chromatogr A. 2013 Aug 30;1305:234-43. doi: 10.1016/j.chroma.2013.07.003. Epub 2013 Jul 4.

PMID:
23890555
10.

Solid supported in situ derivatization extraction of acidic degradation products of nerve agents from aqueous samples.

Chinthakindi S, Purohit A, Singh V, Tak V, Dubey DK, Pardasani D.

J Chromatogr A. 2014 Sep 12;1359:325-9. doi: 10.1016/j.chroma.2014.07.046. Epub 2014 Jul 24.

PMID:
25103280
11.

Evaluation of strong cation-exchange polymers for the determination of drugs by solid-phase extraction-liquid chromatography-tandem mass spectrometry.

Fontanals N, Miralles N, Abdullah N, Davies A, Gilart N, Cormack PA.

J Chromatogr A. 2014 May 23;1343:55-62. doi: 10.1016/j.chroma.2014.03.068. Epub 2014 Apr 4.

PMID:
24767799
12.

Extraction of acidic degradation products of organophosphorus chemical warfare agents. Comparison between silica and mixed-mode strong anion-exchange cartridges.

Kanaujia PK, Pardasani D, Gupta AK, Kumar R, Srivastava RK, Dubey DK.

J Chromatogr A. 2007 Aug 17;1161(1-2):98-104. Epub 2007 May 31.

PMID:
17570378
13.

Direct modification of hydrogen/deuterium-terminated diamond particles with polymers to form reversed and strong cation exchange solid phase extraction sorbents.

Yang L, Jensen DS, Vail MA, Dadson A, Linford MR.

J Chromatogr A. 2010 Dec 3;1217(49):7621-9. doi: 10.1016/j.chroma.2010.10.014. Epub 2010 Nov 1.

PMID:
21047639
14.

Automated solid phase extraction, on-support derivatization and isotope dilution-GC/MS method for the detection of urinary dialkyl phosphates in humans.

De Alwis GK, Needham LL, Barr DB.

Talanta. 2009 Jan 15;77(3):1063-7. doi: 10.1016/j.talanta.2008.08.007. Epub 2008 Aug 23.

PMID:
19064092
17.

On-matrix derivatisation-extraction of precursors of nitrogen- and sulfur-mustards for verification of chemical weapons convention.

Dubey DK, Pardasania D, Palita M, Gupta AK, Jain R.

J Chromatogr A. 2005 May 27;1076(1-2):27-33.

PMID:
15974066
18.

Preparation of magnetic strong cation exchange resin for the extraction of melamine from egg samples followed by liquid chromatography-tandem mass spectrometry.

Xu Y, Chen L, Wang H, Zhang X, Zeng Q, Xu H, Sun L, Zhao Q, Ding L.

Anal Chim Acta. 2010 Feb 19;661(1):35-41. doi: 10.1016/j.aca.2009.12.002. Epub 2009 Dec 23.

PMID:
20113713
20.

Magnetic solid phase extraction based on magnetite/reduced graphene oxide nanoparticles for determination of trace isocarbophos residues in different matrices.

Yan S, Qi TT, Chen DW, Li Z, Li XJ, Pan SY.

J Chromatogr A. 2014 Jun 20;1347:30-8. doi: 10.1016/j.chroma.2014.04.073. Epub 2014 Apr 28.

PMID:
24800969

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