NEW
PRODUCTS Windows. It can export data in userdetermined ASCII formats to spreadsheets and document files and can import data points from ASCII files for further analysis. It also uses the Windows Dynamic D a t a Exchange (DDE) facility to u p d a t e text files and spreadsheets whenever changes are m a d e to t h e original d a t a file. Chrompack 411
SPME option for the 8200 CX Autosampler permits automated solidphase microextraction prior to thermal desorption and GC analysis. Analytes are adsorbed directly from an aqueous sample onto a coated fused-silica fiber, and the autosampler then inserts the fiber directly into the GC injection port. Varian 408
n i d e s a m p l e p r e p a r a t i o n a n d is designed for u n a t t e n d e d operation. It includes a vacuum manifold with i n d i v i d u a l a d j u s t m e n t controls, a thermostatically controlled heating block, glassware, and cooling water circulation. Andrews Glass 409 Densitometry. Densitometer Model C S - 9 3 0 0 P C is PC controlled w i t h software t h a t operates u n d e r Windows for analysis of ID gels or TLC plates. Optional software that accommodates 2D gels permits quantification of spots of complex shape or color and detection of up to 200 components or peaks per lane. An optional microplate attachment measures fluorescence for enzyme i m m u n o a s s a y and monoclonal antibody work. Shimadzu 410
Software Chromatography. Maestro data acquisition and handling software performs method development functions with the c h r o m a t o g r a m on screen, allowing p a r a m e t e r a d j u s t m e n t at user-specifiable points in the chromatogram. Method p a r a m e t e r s are stored with raw data, and a system log tracks users and unusual events. T h e s o f t w a r e is c o m p a t i b l e w i t h
I n f o r m a t i o n m a n a g e m e n t . ISIS v l . l software for chemical drawing a n d information m a n a g e m e n t h a s been u p g r a d e d with u s e r interface enhancements t h a t include Windows object l i n k i n g a n d embedding a n d DDE or Macintosh Publish and Subscribe functions for a u t o m a t i c a l l y u p d a t i n g chemical s t r u c t u r e drawings in other applications when the original s t r u c t u r e is changed. New tools allow specific atoms and bonds in irregular molecules to be deleted, copied, or moved. Structures can be redrawn with uniform bond lengths and angles and can be resized and scaled p r o p o r t i o n a l l y . Lists of r e trieved compounds and data can be sorted using up to three criteria, and t h e size of a d a t a b a s e can be expanded to 64 MB or 65,000 records. MDL Information Systems 412
Manufacturers' Literature Microassays. "Maxline at Work," a reference guide to microassay applications, presents recent articles on microassay methods and the use of microplate r e a d e r s in cell biology, pharmacology, biochemistry, and entomology. Article summaries and an index are included for locating applications and subjects. 70 pp. Molecular Devices 413 E M . Brochure contains articles on t r a n s m i s s i o n EM with the EM 910 a n d EM 912 O m e g a m i c r o s c o p e s ; thick specimen analysis, cryomicroscopy, a n d h i g h - r e s o l u t i o n element distribution analysis with the Omega energy-filtering spectrometer; and SEM in forensic laboratories, i n t e gration of SEM into computer networks, and low-voltage, low-magnification SEM imaging. 16 pp. Carl Zeiss 414 C h r o m a t o g r a p h y . "ChromConnection" newsletter contains articles on an HPLC stationary phase for separ a t i n g fullerenes and t h e i r derivatives, narrow-bore packed HPLC colu m n s , chemical d e r i v a t i z a t i o n for drug determinations, SPE methods development, and rapid PCB screen-
1086 A · ANALYTICAL CHEMISTRY, VOL. 65, NO. 24, DECEMBER 15, 1993
ing. Illustrations include diagrams and sample chromatograms. 12 pp. Baxter Diagnostics 415 C h r o m a t o g r a p h y . Bibliography contains references from the past 10 years on the use of hydrophobic interaction chromatography for the purification of biomolecules and for the characterization of proteins and cell types. TosoHaas 416 Safety. Reference manual describes the selection of safety and industrial hygiene equipment for hospitals, laboratories, and industrial plants. Products discussed include respirators, gloves and protective clothing, cleanroom s u p p l i e s , air a n d noise monitors, products for fire protection and spill control, and first aid and biosafety products. The manual discusses industry safety standards and design differences for t h e v a r i o u s types of equipment. 368 pp. Fisher Scientific 417
Catalogs L a b o r a t o r y s a f e t y . Catalog lists p r o d u c t s for p e r s o n a l p r o t e c t i o n , storage and handling, industrial safety, e n v i r o n m e n t a l safety, a n d identification and information. A refe r e n c e section i n c l u d e s g u i d e s to chemical resistance, corrosion resistance, hazard ratings, and unit conv e r s i o n s . A g l o s s a r y of t e r m s , a trademark index, and staggered service pages are included. 902 pp. Lab Safety Supply 418 Data a c q u i s i t i o n . Data acquisition products for MS-DOS and Macintosh platforms are featured in a catalog t h a t lists high-performance plug-in boards and software for laboratory r e s e a r c h and t e s t i n g applications. Other software packages listed include WorkBenchMac, WorkBench PC, a n d QuickLog, which u s e a n icon-based graphical user interface. An applications guide describes common uses for d a t a acquisition and gives product r e c o m m e n d a t i o n s . Strawberry Tree 419 C h r o m a t o g r a p h y . Catalog update lists LC p u m p s , injectors, U V - v i s d e t e c t o r s , H P L C columns a n d LC packings, a NIST-traceable calibration kit for m o n o c h r o m a t o r w a v e length linearity verification, sample p r e p a r a t i o n p r o d u c t s , silica, TLC plates, and valves. The catalog also describes a n i n s t r u m e n t t r a d e - i n program and a repair service. 62 pp. Bodman Chromatography 420
