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Pharmaceutical Analysis and New Drug. Development. S. Ahuja. 2:30. Trends in Separation Technologies and the Needs of Pharmaceutical Industry. F. Erni...
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MEETINGS SECTION F Holiday Inn Act II Ballroom, 4th Floor

9:05

Symposium on New Developments and Applications of Magnetic Resonance and Optical Spectroscopies G. P. Drobny, Presiding 8:30

9:10 9:50 10:30 11:10

8:30

9:40 10:15

NMR Relaxation, Fluorescence Depolarization, and the Dynamics of Proteins and Membranes: Theory and Experiment. A. Szabo Dynamics Studies of the Protein Echistatin. J. Baum, X. Y. Chen, D. Kominos, R. Levy, S. Pitzenberger Model Free Analysis of the High-Frequency Dynamics in Proteins. D M. Schneider, M. J. Dellwo, A. J. Wand Ultrafast Optical Studies of Vibrational Relaxation and Structural Dynamics of Heme Proteins. R.J.D. Miller Optical Spectroscopy of the Bacterial Photosynthetic Reaction Center. R. A. Friesner

10:50 11:25

Field Ion-Scanning Tunneling Microscopy (FI-STM). T. Sakurai Scanning Tunneling Microscopy of Alkali Metals on III—V(110) Surfaces: From 1D and 2D Insulators to 3D Metals. J. A. Stroscio Probing and Inducing Silicon Surface Chemistry with the STM. I-W. Lyo, P. Avouris Ordered Buckled-Dimer Configurations on Si (100) Observed with a New Variable-Temperature STM. R. A. Wolkow Adsorption and Growth on Si and Ge Surfaces. T-C. Chiang Role of Bond Strain in the Chemistry of Hydrogen on Si(111) and Si(100) Surfaces. J. J. Boland

T H U R S D A Y A F T E R N O O N SECTION A Hotel Pennsylvania East Room, Ballroom Floor

4:00

4:15

SECTION Β Hotel Pennsylvania West Room, Ballroom Floor Symposium on Chromatography and Pharmaceutical Analysis—I S. Ahuja, Organizer, Presiding

2:00

Holiday Inn Room 405-406, 4th Floor Symposium on Atomic Imaging: STM and Related Techniques

3:45

Electrochemical Study of the Structural Changes Associated with the Reduction of Fe2(PPh2)2(CO)6. S. A. Lerke, D. H. Evans Study of Fast Cleavage Reactions Following Reduction of Some α-Substituted Nitroalkanes. J. C. Riihl, D. H. Evans Electrochemical and Langmuir Trough Studies of C60 Films. C. jehoulet, Y. S. Obeng, A. J. Bard, F. Wudl, K. C. Kehmani, A. Koch Electrochemical Investigation of the Interaction of a Ferrocene-Linked Acridine Orange Compound with DNA. B. T. Donovan, R. Buettner, A. J. Bard

Electrochemistry Award Symposium—II R. T. Carlin, Presiding

SECTION G

3:30

2:30 3:00

R. M. Feenstra, Presiding

2:00

Reversible and Irreversible Neutral Species Transfer in Electroactive Polymer Films. S. Bruckenstein, A. R. Hillman, N. Hughes Charge Transport in Polymer Bilayer Films. A. R. Hillman, A. Glidle, E. F. Malien Square Wave Detection for Flow-Injection Analysis. J. J. O'Dea, L. A. Mahoney, J. G. Osteryoung

2:30 3:00 3:30

Pharmaceutical Analysis and New Drug Development. S. Ahuja Trends in Separation Technologies and the Needs of Pharmaceutical Industry. F. Erni Use of HPLC in Pharmaceutical Development of Antibiotic Products. L. J. Lorenz Liquid Chromatographic Method for the Determination of Calcium Cyanamide Using Precolumn Derivatization. S. Chen, A. Ocampo, P. Kucera

Low dead volume SWAGELOK® Tube Fittings for Chromatography Leak-free sealing provides consistency in liquid or gas systems Optimum size, capability and selection Minimum dead space for reduced purge time and precise repeatability 316 stainless steel construction for use with a wide range of carrier gases and solvents

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Immediate delivery from your Local Authorized Sales & Service Representative. 1989 Swagelok Co.. all rights reserved PQ-2-084

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FITTINGS

SWAGELOK Co. Solon, Ohio 44139 SWAGELOK Canada Ltd., Ontario

CIRCLE 124 ON READER SERVICE CARD

METERING VALVES for accurate, repeatable flow adjustment Precise control of liquids and gases Compact, low dead space designs Ensured valve stability Vacuum to 5000 PSI; temperatures to 400° F Sizes 1/16" to 3/8" — orifices .020" to .125"

Brass, 316 stainless steel, or alloy 400 Choice of end connections — gageable SWAGELOK® Tube Fittings, CAJON® VCR® metal gasket face seal fittings, NPT 100% factory tested

Immediately available from your local Authorized Sales & Service Representative.

the SWAGELOK companies

SWAGELOK Co. Solon, Ohio 44139

SWAGELOK Canada Ltd., Ontario r, 1989 Swagelok Co . all rights reserved PQ-0-012

CIRCLE 125 ON READER SERVICE CARD 790 A · ANALYTICAL CHEMISTRY, VOL. 63, NO. 15, AUGUST 1, 1991