Varoon Singh
Varoon Singh
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Advances in solid phase microextraction and perspective on future directions
N Reyes-Garces, E Gionfriddo, GA Gómez-Ríos, MN Alam, E Boyacı, ...
Analytical chemistry 90 (1), 302-360, 2017
Solid phase microextraction-based miniaturized probe and protocol for extraction of neurotransmitters from brains in vivo
S Lendor, SA Hassani, E Boyaci, V Singh, T Womelsdorf, J Pawliszyn
Analytical chemistry 91 (7), 4896-4905, 2019
Development of a hydrophilic lipophilic balanced thin film solid phase microextraction device for balanced determination of volatile organic compounds
JJ Grandy, V Singh, M Lashgari, M Gauthier, J Pawliszyn
Analytical chemistry 90 (23), 14072-14080, 2018
A critical review on regulatory sample preparation methods: Validating solid-phase microextraction techniques
M Lashgari, V Singh, J Pawliszyn
TrAC Trends in Analytical Chemistry 119, 115618, 2019
Iron oxide functionalized graphene nano-composite for dispersive solid phase extraction of chemical warfare agents from aqueous samples
S Chinthakindi, A Purohit, V Singh, V Tak, DR Goud, DK Dubey, ...
Journal of Chromatography A 1394, 9-17, 2015
Development and validation of a fully automated solid phase microextraction high throughput method for quantitative analysis of multiresidue veterinary drugs in chicken tissue
A Khaled, E Gionfriddo, V Acquaro Jr, V Singh, J Pawliszyn
Analytica chimica acta 1056, 34-46, 2019
Miniaturized SPME tips directly coupled to mass spectrometry for targeted determination and untargeted profiling of small samples
T Vasiljevic, V Singh, J Pawliszyn
Talanta 199, 689-697, 2019
Recent advances in breath analysis to track human health by new enrichment technologies
C Ghosh, V Singh, J Grandy, J Pawliszyn
Journal of separation science 43 (1), 226-240, 2020
Effect of transport parameters and device geometry on extraction kinetics and efficiency in direct immersion solid-phase microextraction
MN Alam, E Nazdrajić, V Singh, M Tascon, J Pawliszyn
Analytical chemistry 90 (19), 11548-11555, 2018
Comparison of solid-phase microextraction to solvent extraction and QuEChERS for quantitative analysis of veterinary drug residues in chicken and beef matrices
A Khaled, V Singh, J Pawliszyn
Journal of agricultural and food chemistry 67 (46), 12663-12669, 2019
Extraction and derivatization of chemical weapons convention relevant aminoalcohols on magnetic cation-exchange resins
V Singh, P Garg, S Chinthakindi, V Tak, DK Dubey
Journal of Chromatography A 1329, 10-16, 2014
Development of thin-film solid-phase microextraction coating and method for determination of artificial sweeteners in surface waters
DM Cárdenas-Soracá, V Singh, E Nazdrajić, T Vasiljević, JJ Grandy, ...
Talanta 211, 120714, 2020
Magnetic hydrophilic–lipophilic balance sorbent for efficient extraction of chemical warfare agents from water samples
V Singh, AK Purohit, S Chinthakindi, R Goud, V Tak, D Pardasani, ...
Journal of Chromatography A 1434, 39-49, 2016
Development of a drone-based thin-film solid-phase microextraction water sampler to facilitate on-site screening of environmental pollutants
JJ Grandy, V Galpin, V Singh, J Pawliszyn
Analytical Chemistry 92 (19), 12917-12924, 2020
Analysis of chemical warfare agents in organic liquid samples with magnetic dispersive solid phase extraction and gas chromatography mass spectrometry for verification of the …
V Singh, AK Purohit, S Chinthakindi, RD Goud, V Tak, D Pardasani, ...
Journal of Chromatography A 1448, 32-41, 2016
Single vial sample preparation of markers of nerve agents by dispersive solid-phase extraction using magnetic strong anion exchange resins
V Singh, S Chinthakindi, AK Purohit, D Pardasani, V Tak, DK Dubey
Journal of Chromatography A 1395, 48-56, 2015
Direct coupling of dispersive extractions with magnetic particles to mass spectrometry via microfluidic open interface
M Tascon, V Singh, M Huq, J Pawliszyn
Analytical chemistry 91 (7), 4762-4770, 2019
Magnetic graphene–polystyrene sulfonic acid nano composite: A dispersive cation exchange sorbent for the enrichment of aminoalcohols and ethanolamines from environmental …
S Chinthakindi, A Purohit, V Singh, V Tak, DK Dubey, D Pardasani
Journal of Chromatography A 1423, 54-62, 2015
Polymer-supported sulfonated magnetic resin: an efficient reagent for esterification of O-alkyl alkylphosphonic-and carboxylic-acids
AK Purohit, A Kumar, V Singh, R Goud, R Jain, DK Dubey
Tetrahedron Letters 55 (50), 6844-6846, 2014
Solid supported in situ derivatization extraction of acidic degradation products of nerve agents from aqueous samples
DP Sridhar Chinthakindi, Ajay Purohit, Varoon singh, Vijay Tak, D.K. Dubey
Journal of Chromatography A 1359, 325-329, 2014
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