5th International Symposium on Supercritical Fluid Chromatography and Extraction

ORAL AND POSTER ABSTRACTS

Baltimore, Maryland January 10-14,1994 UB/TIB Hannover 11.1 51746X

89

TABLE OF CONTENTS ORAL PRESENTATIONS

PAGE

Supercritical Fluid Fractionation and Phase Behavior of Polymers. M. A. McHugh, Johns Hopkins University, Baltimore, MD

1

SFE: Optimizing Aqueous Extractions. M. E. P. McNally, and M. A. Banks, E. I. DuPont de Nemours & Co. Inc., Wilmington, DE

2

Modeling of Supercritical Fluid Extraction. A. A. Clifford and K. D. Battle, University of Leeds, UK

3

Application of Packed Capillary Columns in Supercritical Fluid Chromatography. W. Li, A. Malik, and M. L. Lee, Brigham Young University, Provo, UT 4 Molecular Theory of Retention in SFC and Its Application. D. E. Martire, Georgetown University, Washington, DC

5

Innovative Techniques and Advanced Practice in the Use of Supercritical Fluid Mobile Phases. Karin E. Markides, University of Uppsala, Sweden

6

Quantitative Aspects of Capillary SFC. T. L. Chester and D. P. Innis, The Procter & Gamble Company, Cincinnati, OH

7

Approaches to the Development and Validation of Analytical SFE Methods. V. Lopez-Avila, Midwest Research Institute, Mountain View, CA; W. F. Beckert, U. S. Environmental Protection Agency, Las Vegas, NV 8 Standardization Efforts Relating to Supercritical Fluid Chromatography by ASTM Committee E19. E. M. Calvey, Food and Drug Administration, Washington, DC

9

Supercritical Fluid Extraction of Natural Matrix Standard Reference Materials. B. A. Benner, Jr., National Institute of Standards and Technology, Gaithersburg, MD

10

Development of a Manufacturing Standard of Purity for Carbon Dioxide Used in Supercritical Fluid Applications. F. K. Schweighardt, Air Products & Chemical, Inc., Allentown, PA; S. B. Miller, Scott Specialty Gases, Plumsteadville, PA; W. J. Otto, Morton International, Woodstock, IL; L. M. Sidisky, Supelco, Inc., Bellefonte, PA

11

Supercritical Fluid Extraction for Residue Analysis in FDA's Total Diet Study. M. L. Hopper, Food and Drug Administration, Lenexa, KS 12 Determination of Fat and Total Lipid Content of Food Products by SFE. J. W. King and J. H. Johnson, National Center for Agricultural Utilization Research, Agricultural Research Service/USDA, Peoria, IL

13

Plasma Mass Spectrometry for Ultra-Trace Detection in Supercritical Fluid Chromatography. L. K. Olson and J. A. Caruso, University of Cincinnati, Cincinnati, OH

14

Supercritical Chromatography of Lipids. L. G. Blomberg and M. Demirbiiker, Stockholm University, Sweden

15

Three Practical Applications of Packed Column SFC. T. F. Berger, W. H. Wilson, and M. S. Klee, Hewlett-Packard Co., Wilmington, DE

16

Determination of Unsulfated Alcohols in Anionic Surfactants by SFC, GC, HTGC, and HPLC - Which Method is Best. M. Nicolae and H. Bryant, Helene Curtis, Inc., Chicago, IL

17

On-Line Supercritical Fluid Extraction and Chromatography of Organotin Compounds. C. F. Poole, J. W. Oudsema and K. G. Miller, Wayne State University, Detroit, MI

18

Quantitative Extraction of Sulfonated Surfactants and Fluorescent Whitening Agents from Sewage Sludge and Sediment by Ion-Pair/Supercritical Fluid Extraction. J. A. Field, Oregon State University, Corvallis, OR; T. Poiger and W. Giger, Swiss Federal Institute for Environmental Science and Technology, Diibendorf, Switzerland

19

SFE Sample Preparation: Interfacing Chemical Analysis with Bioassay. M. F. Wolfe and D. E. Hinton, University of California, Davis CA, and J. N. Sieber, University of Nevada, Reno, NV

20

Improving the Experimental Design in SFE. T. Greibrokk, B. E. Berg and H. R. Johansen, University of Oslo, Norway

21

Comparison of Extraction Techniques for the Analysis of Liquid Samples. D. E. Raynie, T. E. Delaney and P. A. Rodriguez, The Procter & Gamble Company, Cincinnati, OH

22

Collection Efficiency in SFE. M.-L. Riekkola, K. Hartonen, and Vaananen, University of Helsinki, Finland

23

Quantitative Extraction with Supercritical Fluids? Strategies and Results. B. W. Wenclawiak, F. Eisenbeiss, T. Hees, M. Krappe, G. Maio, T. Paschke, C. Rathmann and J. Schipke, University of Siegen, Germany

24

Optimizing Operational Parameters in Analytical SFE. B. E. Richter, J. L. Ezzell, N. L. Porter, and D. E. Knowles, Dionex Corporation, Salt Lake City, UT

25

Hassle-Free SFE: Fact or Fiction. J. M. Levy, L. A. Dolata, R. M. Ravey, V. Danielson, A. C. Rosselli, Suprex Corporation, Pittsburgh, PA

26

Coupled SFE-GC, SFE-HPLC and SFE-GC/MS (The Bridge). D. R. Gere, L. G. Randall, P. Castelli, C. R. Knipe and W. Pipken, Hewlett-Packard Co., Wilmington, DE

27

New Restrictor Technology for Use in SFE-SFC. J. Tehrani, J. Damian, and L. Myer, Isco, Inc., Lincoln, NE

28

Enhanced Chromatography with Fluids Containing Carbon Dioxide Under Automated Pressure Control. F. Verillon, Gilson S. A., Villiers Le Bel, France

29

Advances/Issues in SFC Detection. W. H. Wilson, M. S. Klee and R. Kornfeld, HewlettPackard Co., Wilmington, DE

30

The Use of Supercritical Fluid Extraction and Chromatography Combined with Mass Spectrometry for the Evaluation of Food Contact Materials. T. Biicherl and O. G. Piringer, Fraunhofer-Institute for Foodtechnology and Packaging, Munich, Germany

31

u

Volatile and Semivolatile Analysis by SFE/GC/MS. J. M. Snyder, J. W. King and J. E. Small, Food Quality & Safety Research, National Center for Agricultural Utilization Research, USDA/ARS, Peoria, IL

32

Hyphenated SFC Techniques in Sunscreen Analysis. J. K. Broadbent, B. S. Martincigh, L. F. Salter, M. W. Raynor, University of Natal, Durban, South Africa, and R. Moulder and K. E. Markides, Upsala University, Sweden

33

An Integrated SFE Clean-Up/SFC/MS System For the Analysis of Pesticides in Tissues. K. J. Voorhees, B. Murugaverl, and A. Gharaibeh, Colorado School of Mines, Golden, CO

34

Class Selective Supercritical Fluid Extraction Using Combined SFE-LC and Solid Phase Sorbents. M. Ahmad, A. J. Berry and E. D. Ramsey, University of Glamorgan, Wales, UK

35

Recent Developments for the Supercritical Fluid Extraction of Polar Contaminants in Environmental Matrices. J. M. Bayona, Y. Cai and R. Alzaga, CID-CSIC, Barcelona, Spain

36

Supercritical Fluid Extraction After In Situ Derivatisation of Residues Under Phase Transfer Conditions and Ion Exchange Resins. M. Y. Croft, S. Chatfield, G. Yu, and R. J. Wells, Australian Government Analytical Labortaories, Pymble, Australia

37

Supercritical Fluid Extraction, A Useful Tool in Natural Product Research. F. David, Research Institute for Chromatography, Kortrijk, Belgium and P. Sandra, University of Gent, Belgium

38

Selectivity in the Supercritical Fluid Extraction of Fungal Metabolites. R. M. Smith, Loughborough University of Technology, Loughborough, U.K., and S. Cocks, S. K. Wrigley and I. C. Robinson, Xenova Ltd., Slough, U.K

39

Application of Off-Line Supercritical Fluid Extraction for the Routine Analysis of PCBs in Environmental Matrices. S. Bowadt and B. Johansson, EC Joint Research Centre, Ispra, Italy

40

SFE in the Extraction of Natural Components from Real Samples. C. Bicchi, and P. Rubiolo, Universita DegLi Studi Di Torino, Italy

41

The State of Supercritical Fluid Technology in Japan. K. Jinno, Toyohashi University of Technology, JAPAN

42

Supercritical Fluid Extraction of Metals and Radioisotopes with Fluorinated Ligands. C. M. Wai, University of Idaho, Moscow, Idaho

43

Precision Parts Cleaning With Supercritical CO2: Practical Applications and Solutions. P. Gallagher-Wetmore, E. Moy, and V. Krukonis, Phasex Corporation, Lawrence, MA ;.

44

Alternative Refrigerants as Supercritical Fluid Solvents. T. J. Bruno, National Institute of Standards and Technology, Boulder, CO

45

Supercritical Fluid Disruption of Biological Cells for Sample Preparation. T. P. Castor, Aphios Corporation, Woburn, MA

46

m

Challenging the Present Limits of Supercritical Fluid Extraction. J. Pawliszyn, N. Alexandrou, M. Lawrence, M. Kozliner, E. Otu, J. Szubra, Z. Miao, E. Huang and M. Yang, University of Waterloo, Canada, and S. Hawthorne, D. Miller, University of North Dakota, Grand Forks, ND, and F. Baker and J. King, USDA, Peoria, IL

POSTER PRESENTATIONS

47

PAGE

A-Posters - Fundamental Concepts and Measurements Is Raising Temperature a General Solution to Increasing Recoveries of Organic Pollutants Using Supercritical CO2? S. B. Hawthorne, D. J. Miller, J. J. Langenfeld, A. Gharaibeh, and Y. Yang, University of North Dakota, Grand Forks, ND

A-l

Determining Solubilities of Low-Solubility Organics in Supercritical CO2 by On-Line Coupling with FID. D. J. Miller and S. B. Hawthorne, University of North Dakota, Grand Forks, ND

A-2

Synthesis of p+-Emitting Radiopharmaceuticals in Supercritical Fluids. G. Jacobson, B. Langstrom and K. E. Markides, Uppsala University, Sweden

A-3

Understanding Phase Behavior in CO2-Based Binary Mixtures: Estimating Critical Mixture Curves. J. W. Ziegler and J. G. Dorsey, University of Cincinnati, Cincinnati, OH; T. L. Chester and D. P. Innis, The Procter & Gamble Company, Cincinnati, OH

A-4

Relationship between Heats of Sorption on Soils and Supercritical Fluid Extraction Efficiencies. T. M. Young, M. A. Schlautman and W. J. Weber, Jr., University of Michigan, Ann Arbor, MI

A-5

Measurement and Influence of Phase Behavior on Supercritical Fluid Chromatography and Extraction. S. H. Page and J. F. Morrison. National Institute of Standards and Technology, Gaithersburg, MD

A-6

Stress Analysis of Supercritical Fluid Extraction Vessel by Method of Finite Element. J. Seasholtz, Applied Separations, Allentown, PA and L. Van Gulick, Lafayette College, Easton, PA

A-7

Portable Pump for Supercritical Fluid Delivery. M. A. Adams, E. O. Otu, M. Kozliner, J. Szubra, and J. Pawliszyn, University of Waterloo, Ontario, Canada

A-8

Experimental Determination of Changes in Methanol Modifier Concentration in Premixed Carbon Dioxide Cylinders. J. Via and L. T. Taylor, Virginia Polytechnic Institute and State University, Blacksburg, VA and F. K. Schweighardt, Air Products and Chemicals, Inc., Allentown, PA

A-9

Dissolution of Drugs in Supercritical Fluids for Delivery of Find Particles into Lungs. R. E. Sievers, U. Karst, B. A. Watkins, CIRES, University of Colorado, Boulder, CO; B. M. Hybertson, University of Colorado Health Services Center, Denver, CO; A. F. Lagalante, B. N. Hansen, and T. J. Bruno, National Institute for Standards and Technology, Boulder, CO

A-10

IV

Effect of Sample Solvent on Peak Shape and Retention Time in SFC. R. M. Smith and D. A. Briggs, Department of Chemistry, Loughborough University of Technology, Loughborough, England

A-ll

Kinetic Modeling for SFE of Environmental Samples. S. B. Hawthorne, and D. J. Miller, University of North Dakota, Grand Forks, ND; and J. J. Langenfeld and J. Pawliszyn, University of Waterloo, Ontario, Canada

A-12

Supercritical Fluid Technology: Instrumentation for Analytical and Process Applications. S. A. Liebman, C. Phillips, W. Fitzgerald, E. J. Levy, J. Wright, and R. Cohen, CCS Instrument Systems, Inc., West Grove, PA

A-13

Application of the Spectroscopic Ruler to the Determination of the Average Intermolecular Distance Between Solutes in Supercritical CO2 and Enhanced Fluidity Liquids. I. Souvignet and S. V. Olesik, The Ohio State University, Columbus, OH

A-14

Feasibility of Combining Ultrasound and SFE Techniques. V. Lopez-Avila, Y. Liu and M. Alcaraz, Midwest Research Institute, Mountain View, CA; F. Beckert, U. S. Environmental Protection Agency, Las Vegas, NV

A-15

Fundamental Supercritical Parameters Used in Extraction and Chromatography. D. R. Gere and C. R. Knipe, Hewlett-Packard Co., Wilmington, DE; D. C. Messer and L. T. Taylor, Virginia Polytechnic Institute and State University, Blacksburg, VA

A-16

B-Posters - Advances in SFC Techniques The Role of Preparative SFC in Chiral Separations. A. M. Blum, DuPont Merck Pharmaceutical Co., Wilmington, DE; and M. L. Kumar, Thar Designs Inc., Pittsburgh, PA

B-l

Development of a Capillary SFC/ICPMS Interface for the Analysis of Organometallic Compounds. D. Cornell, E. Blake and M. W. Raynor, University of Natal, Durban, South Africa

B-2

Solvent Effects on Packed Column SFC Injections. R. Kornfeld, M. S. Klee, T. A. Berger, and W. H. Wilson, Hewlett-Packard Co., Wilmington, DE

B-3

Coupled Column Selectivity and Efficiency in Packed Column SFC. M. S. Klee, W. H. Wilson, and M. Z. Wang, Hewlett Packard Co., Wilmington, DE

B-4

Improved Resolution of Diesel Fuel Class Fractionation Using Higher Temperatures and Packed Capillaries. N. L. Porter, B. A. Jones and B. E. Richter, Dionex Corp., Salt City City, UT; and A. Malik, W. Li, and M. L. Lee. Brigham Young University, Provo, UT

B-5

Evaluation of the Particle Beam Interface for Coupling Packed Column Supercritical Fluid Chroirtatography With Mass Spectrometry. P. T. Jedrzejewski and L. T. Taylor, Virginia Polytechnic Institute and State University, Blacksburg, VA.

B-6

Evaporative Light Scattering Detection for SFC. A New Universal Detector for Use with Modifiers and Gradients. J. T. B. Strode and L. T. Taylor, Virginia Polytechnic Institute and State University, Blacksburg, VA; and T. Finn, Alltech Associates, Inc/Varex Group, Burtonsville, MD

B-7

Enhancement of Selectivity for Planar Compounds in Supercritical Fluid Chromatography. B. R. Hillery and J. E. Girard, The American University, Washington, DC; S. A. Wise, National Institute of Standards and Technology, Gaithersburg, MD

B-8

Studies on the Equilibration of a Silica Column SFC System in the Presence of Polar Modifiers in the Carbon Dioxide Mobile Phase. O. Gyllenhaal and J. Vessman, Astra Hassle AB, Molndal, Sweden

B-9

Dead Time and Capacity Factor Evaluation for Small Diameter Packed Columns in SFC with UV Detection. M. O. Osonubi and D E. Martire, Georgetown University, Washington, DC

B-10

Essential Considerations for Quantitative Trace Analysis in Open-Tubular SFC with Retention Gap Injection. T. L. Chester and D. P. Innis, The Procter & Gamble Company, Cincinnati, OH

B-ll

Reversed Phase HPLC Using Enhanced Fluidity Mobile Phases. S. T. Lee and S. V. Olesik, The Ohio State University, Columbus, OH

B-12

Functional Group Selectives for Highly Polar Mobile Phases Used in Supercritical Fluid Chromatography. J. A. Blackwell and L. E. Schallinger, 3M Pharmaceuticals, St. Paul, MN

B-13

C-Posters - Applications of SFC A Supercritical Fluid Chromatographic System for Investigations of Solubilities and Retention Behaviour. M. Johannsen and G. Brunner, Technische Universitat HamburgHarburg, Germany

C-l

Chiral Separations on Cellulose and Amylose based CSPs by Packed Column SFC. W. H. Wilson, Hewlett-Packard Co., Wilmington, DE

C-2

Analysis of Taxol by Packed Column SFC. M. S. Klee and M. Z. Wang, Hewlett Packard Co., Wilmington, DE

C-3

Packed Column Supercritical Fluid Chromatography for the Analysis of Felodipine. J. T. B. Strode III and L. T. Taylor, Virginia Polytechnic Institute and State University, Blacksburg, VA; A. L. Howard, D. Ip, and M. A. Brooks, Merck Research Laboratories, West Point, PA

C-4

Separation of Sulfur-Containing Compounds by Supercritical Fluid Chromatography with UV Detection. S. Heng and L. T. Taylor, Virginia Polytechnic Institute and State University, Blacksburg, VA

C-5

Semi-preparative Separation of Crude Palm Oil by Supercritical Fluid Chromatography. Y. Yamauchi, M. Bonoshita, and M. Saito- E. Perera. JASCO Corporation, Japan; Y. Choo, Y. Hawaii, and A.-N. Ma, Palm Oil Research Institute of Malaysia; E. Perera, Biosains Enterprise, Malaysia

C-6

Separation of Enantiomers by Open Tubular Column Supercritical Fluid Chromatography (SFC) Using Differently Tethered p-Cyclodextrin Stationary Phases. W. Li, A. Malik, G. Yi, J. S. Bradshaw and M. L. Lee, Brigham Young University, Provo, UT; P. Petersson and K. E. Markides, Uppsala University, Sweden

C-7

VI

Supercritical Fluid Extraction and Chromatography of Pyrethroids and Pyrethrins. J. Schipke and B. W. Wenclawiak, University of Siegen, Germany

C-8

Quantitative Determination of Polyethylene Glycols and Ethoxylated Alcohols in Consumer Products by Supercritical Fluid Chromatography. R. T. Hentschel and J. D. Pinkston, The Procter & Gamble Co., Cincinnati, OH

C-9

Capillary SFC-FTIR - Effects of the Flow Cell on Chromatographic Resolution. T. J. Jenkins, M. Kaplan, and G. Davidson, University of Nottingham, UK

C-10

Capillary SFC-FTIR-MS - A Multiply-Hyphenated System. M. Carrott, M. Kaplan, S. Bajic, andG. Davidson, University of Nottingham, UK

C-l 1

D-Posters - Advances/New Concepts in SFE Quantitative Detection and Recovery of Solutes in SFE Using On Line Mass Detection and Liquid CO2 as the Trapping Solvent. M. Sims, Marc Sims SFE, Berkeley, CA

D-l

Development of Automated SFE Methods for Fat Determinations. A. C. Rosselli, J. M. Levy, V. Danielson, and L. A. Dolata, Suprex Corporation, Pittsburgh, PA

D-2

Automated Development of SFE Methods for the Determination of Total Petroleum Hydrocarbons and Polynuclear Aromatic Hydrocarbons in Soil. L. A. Dolata, J. M. Levy, A. C. Rosselli, R. M. Ravey, and V. G. Danielson, Suprex Corporation, Pittsburgh, PA

D-3

Good Things Come to Those Who Wait: Automated Variable Restriction for SFE. J. M. Levy, A. C. Rosselli, L. A. Dolata, R. M. Ravey, V. G. Danielson, D. J. Koebler, and G. Williams, Suprex Corporation, Pittsburgh, PA

D-4

Hand-Tightened, High Pressure Supercritical Fluid Extraction Vessels. B. S. Musser, M. Piserchio, R. Henry, and E. Boone, Keystone Scientific Inc., Bellefonte, PA

D-5

The Production Environmental Lab and SFE. M. L. Bruce, Enseco Wadsworth/ALERT Laboratories, North Canton, OH

D-6

Development of Supercritical Fluid Extraction Methods for Pesticides in Produce. S. J. Lehotay, N. Aharonson, K. Eller, and M. A. Ibrahim. U. S. Department of Agriculture, Beltsville, MD

D-7

Addition of Co-solvent and Modifier on On-Line SFE / GC. T. Maeda, Y. Yamaguchi, and Y. Yasuk'DDK Corporation, Tokyo, 180 Japan; F. Morishita, Kyoto University, Japan

D-8

Extraction of Non-Polar Organics From Environmental Solids With Sub- and Supercritical Water. Y. Yang, S. B. Hawthorne, and D. J. Miller, University of North Dakota, Grand Forks," ND

D-9

Selective Extraction of Sulfur forms from Coal by Analytical-Scale Supercritical Fluid Extraction (SFE) and Pyrolysis/SFE. P. K. K. Louie, R. C. Timpe, S. B. Hawthorne and D. J. Miller, University of North Dakota, Grand Forks, ND

D-10

Vll

Inverse Supercritical Fluid Extraction in the Analysis of Polar Pharmaceutical Compounds. W. N. Moore, L. T. Taylor and D. M. Messer, Virginia Polytechnic Institute and State University, Blacksburg, VA

D-ll

Liquid Collection After Modified CO2 Extraction. P. G. Thompson and L. T. Taylor, Virginia Polytechnic Institute and State University, Blacksburg, VA

D-12

Characterization of Heavy Metals in Biological Samples by Supercritical Fluid Extraction with on-line Detection by Atomic Absorption Spectrometry. J. Wang and W. D. Marshall, McGill University, Montreal, Canada

D-13

High Temperature SFE for the Recovery of Hydrophobic Organic Compounds from Ancient Sediments. K. G. Furton, R. Jaffe, and C.-W. Huang, Florida International University, University Park, Miami, FL; M. A. Sicre, University of Pierre and Marie Curie, Paris, France

D-14

Determination of Butyl and Phenyltin Compounds in Sediments Using In Situ Derivatization, Supercritical Fluid Extraction and GC/FPD. Y. Cai and J. M. Bayona, C. I. D.-C. S. I. C , Barcelona, Spain

D-15

Using Inverse Gas Chromatographic Measurements for the Optimization of Collection Conditions in Analytical SFE. S. L. Taylor, J. W. King and S. E. Abel, National Center for Agricultural Utilization Research, Agricultural Research Service, USDA, Peoria, IL

D-16

Restrictor Plugging in High Temperature Off-Line Supercritical Fluid Extraction of Environmental Samples: Microscopic and Spectroscopic Analyses. S. H. Page and B. A. Benner, Jr., National Institute of Standards and Technology, Gaithersburg, MD

D-17

Commercial Scale-Up of SFE Processes Utilizing a Process Development Unit. R. T. Marentis, Supercritical Technology Consultants, Allentown, PA, V. McCalley, M. T. Walsh, C. P. Hasserman, Pressure Products Industries, Inc., Warminster, PA

D-18

Effects of Modifier Identity and Concentration on SFE Efficiencies of Environmental Samples. S. B. Hawthorne, and D. J. Miller, University of North Dakota, Grand Forks, ND; J. J. Langenfeld and J. Pawliszyn, University of Waterloo, Ontario, Canada

D-19

Collection Efficiency in Off-Line SFE. M.-L. Riekkola, K. Hartonen, and Vaananen, University of Helsinki, Finland

D-20

Improvement in Analyte Collection via Solvent Trapping After Supercritical Fluid Extraction. C. von Hoist, Institut Fresenius, Ingelheim, Germany; G. Maio and B. W. Wenclawiak, 2Universiry of Siegen, Germany

D-21

Off-Line SFE and GC/AED Method for Organotin Compounds in Environmental Samples. Y. Liu, V. Lopez-Avila, and M. Alcaraz, Midwest Research Institute, Mountain View, CA; W. F. Beckert, USEPA, Las Vegas, NV

D-22

Trapping Efficiencies of Three Different Solid Phase Traps in Supercritical Fluid Extraction With Modified Carbon Dioxide. W. J. Yoo and L. T. Taylor, Virginia Polytechnic Institute and State University, Blacksburg, VA; D.R. Gere, Hewlett Packard Co., Wilmington, DE D-23 SEC for Sample Cleanup Using Supercritical Fluids. J. W. King, S. E. Abel, and S. L. Taylor, National Center for Agricultural Utilization Research Agricultural Research Service/USDA, Peoria, IL

viu

D-24

A New Inexpensive Supercritical Fluid Extraction Instrument. R. B. Schlake, Applied Separations, Inc., Allentown, PA

D-25

Evaluation of Solid Phase Sorbents of the Off-line Collection of Oil and Grease and Total Petroleum Hydrocarbons from Soil Extracted with Supercritical CO2. A. Kaziunas, Applied Separations, Inc., Allentown, PA

D-26

Trapping Efficiencies of Solid Sorbent Traps Using Pure and Modified Supercritical Carbon Dioxide. C. Thomas, L. T. Taytlor, Department of Chemistry, Virginia Polytechnic Institute and State University, Blacksburg, VA; J. Levy, A. Cardimone, Suprex Corporation, Pittsburg, PA D-27 E-Posters - SFC and SFE: Coupled Methodologies Quantitative Analysis of Antioxidants in Polyethylene by On-Line Supercritical Fluid Extraction/Chromatography. T. Tikuisis and M. Cossar, Novacor Chemicals Ltd., Calgary, Alberta Canada

E-l

Determination of Carvone and Limonene in Caraway Fruits by On-Line SFE/GC. K. Kerrola, P. Alhonmaki and H. Kallio, University of Turku, FINLAND

E-2

Optimization of Supercritical Fluid Extraction On-line with GC for Perfluorocarbon/Tissue Analysis. D. Song and D. H. Klein, Alliance Pharmaceutical Corp., San Diego, CA

E-3

Supercritical Fluid Extraction and Chromatography of Nylon. J. Ezzell and B. Thompson, Dionex Corporation, Smyrna, GA

E-4

Supercritical Fluid Extraction with Gas Chromatographic and Mass Spectrometric Determination in the Analysis of Regulatory Samples. D. L. Heikes, Food and Drug Administration, Lenexa, KS

E-5

An Investigation of the Reactions of Amines and Amine Derivatives with Supercritical CO2 Using Open-Tubular Supercritical Fluid Chromatography/Mass Spectrometry. J. D. Pinkston, R. Hentschel, and C. A. Smith, The Procter and Gamble Company, Cincinnati, Ohio

E-6

On-Line SFE/FTIR Using Chalcogenide Fiber Optics. D. L. Heglund, D. C. Tilotta, S. B. Hawthorne, and D. J. Miller, University of North Dakota, Grand Forks, ND

E-7

Quantitation of Volatile Organics using On-Line SFE-GC with a Split/Splitless Injection Port. M. D. Burford, S. B. Hawthorne, D. J. Miller and Y. Yang, University of North Dakota, Grand Forks, ND

E-8

Extraction and Quantification of Dacron Fiber Finish Via SFE/FT-IR. S. L. Jordan and L. T. Taylor, Virginia Polytechnic Institute and State University, Blacksburg, VA, P. D. Seemuth, Dupont Company, Kingston, NC

E-9

On-Line Capillary SFC/FT-IR Analysis of Triglycerides from Cheeses. M. Kaplan, G. Davidson and M. Poliakoff, University of Nottingham, UK

E-10

Isolation of Trace Level Residues from Food Products using a Newly Developed Hyphenated SFE-SPE Instrument. R.J. Maxwell, USDA, Philadelphia, PA and M. J. Fetner, Applied Separations, Inc., Allentown, PA

E-l 1

ix

Quantitative Determination of Chemical Contaminants in Food Samples by SFE and Enzyme Immunoassay. K.-S. Nam and J. W. King, National Center for Agricultural Utilization Research, Agricultural Research Service, USDA, Peoria, IL

E-12

Application of Supercritical Fluid Extraction/Chromatography to the Production of Taxanes as Anti-Cancer Drugs. D. M. Heaton, K. D. Bartle, C. M. Rayner, and A. A. Clifford, University of Leeds, UK

E-13

F-Posters - Applications of SFE Utilization of Liquid-Solid Disk Extraction Followed by Supercritical Fluid Elution to Extract Phenolic Priority Pollutants from Water. P. H. Tang, Technology Applications, Inc., Cincinnati, OH; J. S. Ho and J. W. Eichelberger, U. S. Environmental Protection Agency, Cincinnati, OH

F-l

Fragrance Analysis from Perfumed Consumer Products: Quantitative Extraction by Supercritical Carbon Dioxide. H. Schulenberg-Schell, Hewlett-Packard GmbH, Waldbronn, Germany and F.-J Hammerschmidt, A. Bartsch, Dragoco Gerberding & Co. AG, Holziminden, Germany

F-2

Supercritical Fluid Extraction of Chloropyrifos from Soils. W. A. W. Ibrahim and R. M. Smith, Loughborough University of Technology, Leicestershire, England

F-3

Supercritical Fluid Extraction of Carotenoids From Tomato Paste. L. H. Tonucci, and G. R. Beecher, USDA, Beltsville, MD

F-4

Selective Supercritical Fluid Extraction of Taxol from Yew Bark. l. L. Ezzell, J. M. Park, Dionex Corporation, Salt Lake City, UT; J. M. Park, Pohang Institute of Science and Technology, Kyungbuk, Korea

F-5

Pharmaceutical Sample Preparation by SFE. B. E. Richter, J. L. Ezzell, and N. L. Porter, Dionex Corporation, Salt Lake City, UT, M. A. DeCrosta, Schering-Plough Research, Kenilworth, NJ

F-6

SFE as a QC Method for Fiber and Textile Finishes. M. J. Drews, K. Ivey, C. Lam and S. Feng, Clemson University, Clemson, SC

F-7

Supercritical Fluid Extraction of Pesticide Residue in Food in Comparison with the Solvent Extraction. S. Hosoi, and H. Kikawa; Yokohama City Institute of Health, Yokohamashi, Japan; M. Fujita, Foundation for Drug Research and Adverse Reaction Relief, Tokyo, Japan; T. Maeda, DDK Corporation, Tokyo, Japan

F-8

Quantitative Supercritical Fluid Elution of Polyaromatic Hydrocarbons (PAH) and Polychlorinated Biphenyls (PCB) Concentrated from Water by Solid Phase Extraction (SPE). D. C. Messer and L. T. Taylor, Virginia Polytechnic Institute and State University, Blacksburg, VA

F-9

SFE - a Fast and High Selective Sample Preparation Technique to Determine Irradiated Foods (SFE-GC/FID/MSD). P. Lembke, J. Bornert, and H. Engelhardt, Universttat des Saarlandes, Saarbriicken, Germany

F-10

Quantitative Total Fat Determination in Foods by Supercritical Fluid Extraction (SFE). P. Lembke, and H. Engelhardt, Universttat des Saarlandes, Saarbriicken, Germany

F-l 1

Supercritical Fluid Extraction of Anabolic Steroids from Fortified Liver Tissue. A. A. M. Stolker, RrVM/ARO, Bilthoven, the Netherlands; R. J. Maxwell, O. W. Parks and A. R. Lightfield, USDA, Philadelphia, PA

F-12

Optimized Determination of Plasticizers in PVC Samples by SFE. M. K. L. Bicking, ACCTA. Woodbury, MN and J. M. Levy, Suprex Corporation, Pittsburgh, PA

F-l3

Quantitative Supercritical Fluid Extraction of Felodipine from a Sustained-Release Tablet Matrix. A. L. Howard, M. C. Shah, D. P. Ip and M. A. Brooks, Merck Research Laboratories, West Point, PA; J. T. B. Strode HI and L. T. Taylor, Virginia Polytechnic Institute and State University, Blacksburg, VA

F-14

SFE of Pirimicarb from Unspiked Soil Sample: Parameters Affecting the Extraction Efficiency. R. Alzaga, D. Barcelo, and J. M. Bayona, CID-CSIC, Barcelona, Spain

F-15

Supercritical Fluid Extraction of Cocaine from Human Hair Using CO2 Modified with Water and Triethylamine. J. F. Morrision and W. A. MacCrehan, National Institute of Standards and Technology, Gaithersburg, MD

F-16

Essential Oil Analysis of Pine Needles by GC/FID and GC/MS Using Supercritical Fluid Extraction and Hydrodistillation as Sample Preparation Techniques. M.-L. Riekkola, K. Hartonen, and Vaananen, University of Helsinki, Finland

F-17

Application of Supercritical Fluid Extraction to Speciate Mercury Compounds in Soil and Sediment Samples. Y. Liu, V. Lopez-Avila, C. Charman, and M. Alcaraz, Midwest Research Institute, Mountain View, CA; W. F. Beckert, USEPA, Las Vegas, NV

F-l8

In-Situ Derivatization - SFE of Chlorophenoxy Acid Herbicides from Soil - Does It Really Work? V. Lopez-Avila, J. Benedicto, and C. Charan, Midwest Research Institute, Mountain View, CA; W. F. Beckert, USEPA, Las Vegas, NV

F-19

Monitoring City Centre Levels of Polycyclic Aromatic Hydrocarbons. A. C. Lewis, M. J. Pilling, K. D. Bartle, and D. Kupiszewska, University of Leeds, UK

F-20

Supercritical Fluid Extraction of Polycyclic Aromatic Hydrocarbons, Polychlorinated Biphenyl and Organochlorine Pesticides From Ambient Air Samples Collected On Glass Fibre Filters. N. Alexandrou, E. Huang and K. Brice, Environment Canada, Downsview, Ontario, Canada

F-21

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