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26

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28

24.

Schenck, F. J. and

Wong, J. W

. Optimizing sample clean-up for the determination of

pesticide residues in food.

43

rd

Annual Florida Pesticide Residue Workshop/8

th

Annual

Foodborne Pathogen Analysis Conference

, Orlando, FL, July 16-19,

2006

.

23.

Krynitsky, A. J., Heller, D. N., Turnipseed, S. B.,

Wong, J. W.

, Hayward, D. G., and Barry,

T. Criteria for Identification and Confirmation of Chemical Compounds Using Mass

Spectrometry.

Basic Mass Spectrometry Workshop,

FDA Forensic Chemistry Center,

Cincinnati, OH, June 5-9,

2006

.

22.

Schenck, F. J.,

Wong, J. W.

, Hennessy, M. K. A comparison of solid phase extraction

cleanups for use with the QuEChERS Method.

119

th

AOAC Annual Meeting

and Exposition

,

Orlando, FL, September 11-14,

2005

.

21.

*Wong, J. W.

, Wirtz, M. S., Hennessy, M. K., Krynitsky, A. J., Capar, S. G. Pesticides in

Dietary Supplements.

International Conference of Horticultural Society

, Oxford, MS,

August 15-19,

2005

.

20.

Schenck, F. J.,

Wong, J. W.

, Hennessy, M. K. A comparison of solid phase extraction

cleanups for use with the QuEChERS Method S.

42

nd

Annual Florida Pesticide Residue

Workshop/7

th

Annual Foodborne Pathogen Analysis Conference

. St. Petersburg Beach, FL,

July 17-20,

2005

.

19.

Wong, J. W.

, Hennessy, M. K., Krynitsky, A. J., Parker, A. N., Schenck, F. J. Multiresidue

analysis of organohalogen pesticides in produce by the QuEChERS method and GC-

MS/SIM.

15

th

California Pesticide Residue Workshop

, Sacramento, CA, April 25-29,

2005

.

18.

Krynitsky, A. J., Niemann, R. A.,

Wong, J. W

. Rapid determination of perchlorate anion in

foods by ion chromatography-tandem mass spectrometry.

15

th

California Pesticide Residue

Workshop

, Sacramento, CA, April 25-29.

2005

.

17.

Schenck, F. J., Parker, A.,

Wong, J.

, Hennessy, M. K., Krynitsky, A. J., Brown, A.,

Reliford, M., Podhorniak, L. V. Multi-laboratory evaluation of the QuEChERS approach to

pesticide residue analysis.

2005 FDA Science Forum

, Washington DC, April 25,

2005

.

16.

Hayward, D.,

Wong, J.

, Krynitsky, A. J. PBDE and PCB levels correlated in wild caught

and farm-raised fish fillets in the USA.

Dioxin 2004: 24

th

International Symposium on

Halogenated Environmental Organic Pollutants and POPS

, Berlin, Germany, September 6-

10,

2004

.

15.

Wong, J. W.

, Webster, M. G., Halverson, C. A., Hengel, M. J., McChesney, M., Ngim, K.

K., Ebeler, S. E. Multiresidue pesticide analysis in wines by solid-phase extraction and

capillary gas chromatography-mass spectrometry with selective ion monitoring.

224

th

American Chemical Society National Meeting

, Boston, MA, August 18-22,

2002

.

AOAC OMB Meeting Book

137