Spectrometer. The ELAN 6100 inductively coupled plasma–mass system is designed for multielemental determinations in high-matrix samples. This spectrometer has design features that prevent instrument drift, and it offers laboratories increased stability, even in the presence of high concentrations of matrix elements found in geochemical and environmental samples. By optimizing operating parameters to achieve “low-flow” conditions, analysis stability can be improved with only a slight compromise of maximum sensitivity conditions.
PerkinElmer Instruments 230

Balances. Providing fast response and stability, the Genius ME series features a built-in static electricity eliminator, operated by the touch of a button, that neutralizes electrostatic charges on samples or tare containers. In addition, this line of balances has an ergonomic design and a flexible draft shield system that allows for fully automatic operation at the touch of a key. The draft shield itself comprises three parts that can be programmed to function according to the user’s preference.
Sartorius 231

Circulators. Based on the manufacturer’s RTE and EX lines, these models feature more cooling and heating power, expansive temperature ranges, and improved controller technology. An on/off timer with a real-time clock allows users to turn the bath on or shut it down even when it is unattended. Seamless stainless steel tanks and a removable front grill allow for cleaning, and a built-in drain allows quick fluid changes.
NESLAB 232

Analyzers. The TOC Visionary Series includes seven different models for measuring total organic carbon (TOC) and total nitrogen (TN). This series offers a choice between combustion or unique heated-UV-persulfate oxidation methods, and each unit can be operated stand-alone or PC-controlled. These analyzers enable automatic multipoint calibration from a single standard, and an external sparge option can double sample throughput. The total nitrogen option permits simultaneous TOC and TN measurements, and an optional air purifier eliminates the need for purified gases.
Shimadzu 233

Heater. The HST Booster optional module complements the power of circulators and baths. Large external systems can be controlled at high temperatures (up to 300 °C), and heating time is two to three times as fast.
JULABO 234

Pipettor. The Span-8 is an independent eight-channel instrument with a span range of 9-20 mm and is ideal for both tube and microplate applications. Each of the eight pipettor channels has independent volume control, up and down motion, and liquid-level sensing. The pipettor uses either fixed or disposable tips, and tips can be easily interchanged. The ability to access single wells and tubes facilitates automation of applications such as serial dilution and hit picking for secondary screening. In addition, the Span-8 can be used in a stand-alone configuration or integrated with either a 96- or a 384-channel head.
Beckman Coulter 235

Analyzer. The IROX 2000 FTIR model is available with octane and distillation properties prediction, in addition to measuring 30 components in gasoline, including aromatics, olefins, saturates, and oxygen contents. Using a scanning spectrograph rather than a filter instrument, this analyzer measures only 17 wavelengths. In addition, the IROX 2000 is the only FTIR gasoline analyzer that determines the density of a sample before each IR analysis is performed, preventing 5-10% of the errors in weight- and volume-percentage results that can arise when a default density value is used.
Petrolab 236

Columns. The silica-based ion exchange BioBasic AX models are made from PEI bonded to base-deactivated silica, providing better column lifetimes than coated materials. The PEI-bonded surface allows the column to be used for either anion exchange or hydrophilic interaction chromatography, depending upon the mobile-phase pH and organic modifier content. These columns can be used with a variety of buffer systems, including phosphate, formate, acetate, TRIS, and others, and they show analyte retention even at relatively low ionic strength.
Keystone Scientific 237

Sample Preparation Kits. The Montage Genomics Kits provide all necessary reagents and disposable materials needed to clean up DNA preps and provide high-quality DNA suitable for the most sensitive genetic research applications. Using simple protocols, the kits eliminate lengthy bind-and-elute methods and time-consuming centrifugation steps. After following the protocol, the user can collect purified samples from the top of the 96-well plate.
Millipore 238

Software. TriSEC is capable of determining accurate molecular weight and size information over a wide range of molecular weights. This software enables users to achieve better control and characterization of a polymer product’s molecular weight distribution, polydispersity, conformation and branching, and intrinsic viscosity. TriSEC can be used with GPC applications that use conventional calibration with a single RI or UV detector.
Viscotek 239

Densitometer. This model is designed to run under Windows NT with new software called winCATS. The combination of NT and winCATS gives the user prescise scanning of TLC plates at variable wavelengths in absorbance or fluorescence modes. Additional features include a TLC evaluation workstation, qualification SW, added electronic security, and other GMO/GLP compliance features. The modular design allows all the instruments, procedures, and techniques to be linked into a managed system for planar chromatography.
CAMAG 240

Sieve Shaker. Compact size and a digital timer are two features of the Performer III 3 in. model. Additional features of this sieve shaker include direct inline tapping, lighter weight, lower noise levels, and reduced vibration transmitted to the work surface, which makes this instrument ideal for dry powder sample separations. This device includes a platform assembly for up to seven full-height (3 in.) metal sieves and pan or 14 acrylic sieves and pan. All sieves are held in place with unique knobs that can be set to allow fast removal or retests of stacks of the same height. This in turn simplifies running repeated tests on such stacks.
Gilson 241

Spectrometer. This multielement energy dispersive X-ray fluorescent instrument employs close-coupled X-ray optics, together with the patented Pentafet detector, to optimize X-ray detection at high count rates. Full system operation is controlled by XpertEase software, which operates within an MS Windows environment for ease of use and flexibility. The incorporation of preprogrammed analytical parameters allows simple analysis to be made without requiring in-depth knowledge of X-ray fluorescence theory. For experienced users, these analytical parameters can be customized to suit particular applications.
Oxford Instruments 242

Column Selection System. Featuring a fully heated and cooled (subambient) version of the automated HPLC column selection system, the LC Spiderling Deluxe comes with a nine-column capacity. Cooling to 10 °C below ambient temperature and heating to 60 °C for all of the columns at once is accomplished by housing all of the columns and hardware inside their own forced-air, stackable oven module. Column screening and automated method development can be carried out under constant temperature conditions while any of up to nine columns is selected. Column selection can be automated through most HPLC systems by using two contact closures, or optionally controlled through a custom software interface.
Chiralizer 243

Auto-Titrator System. By coupling a light-scattering instrument with a software module, this product automates solution studies of molecules from simple pH and concentration studies to more complex critical micelle concentration and second virial coefficient determinations. This system is able to titrate volumes from micro– to milliliters with walk-away automation using the software setup wizard. In addition, this instrument uses a microcuvette and optional built-in stir pad to allow complete mixing of the sample right in the cuvette so molecular kinetics may be tracked and analyzed. The system also has a Zimm Plot feature for molecular weight determinations.
Protein Solutions 244

Glassware Washer. The G7825 medium-capacity washing system is a freestanding unit designed for centralized wash areas where space is at a premium. Featuring a user-configurable basket system, this washer allows up to 3 levels of injection cleaning or 5 levels of standard cleaning. Special baskets allow the machine to change and adapt to various cleaning tasks from load to load. The optional HEPA-filtered forced-air drying unit can dry most standard glassware in approximately 20 minutes, saving time and money by eliminating the need for a separate drying oven. Forced hot air is circulated simultaneously throughout the chamber and injection baskets to dry the interior and exterior of glassware.
Miele 245

Circulators. Hydraulically sealed models eliminate the expensive fluid loss, fluid vapors, and moisture collection associated with open bath circulation systems. Huber Unistats circulators operate over wide temperature ranges, have fast change rates, and offer up to 16 kW cooling at –40 °C, 13.5 kW at –60 °C, or 3.5 kW at –80 °C. Additional features include compatibility with most thermal fluids, air- or water-cooled condensers, compact cabinets, ramp and soak controllers, remote dial-up trouble shooting, and user-friendly PC software for program setup and data log-in.
CARON 246

Literature

Catalog. This 132-page publication contains an extend ed range of innovative solutions for sample preparation, filtration, and flash chromatography problems in the pharmaceutical, environmental, forensic, and agrochemical industries. ISOLUTE brand SPE columns, 96-well SPE plates, bulk sorbents, and sample processing stations for SPE and filtration applications are all featured in this catalog. Sections of the catalog address automation of SPE, custom manufacturing of SPE columns, MIP technology, and an advice service for SPE method development. An updated guide to SPE is also included in this catalog.
Int’l. Sorbent Technology 247

Brochure. Providing the Tools for Discovery presents detailed information on the company’s line of filtration, separation, and detection products for molecular biology and drug discovery. New and long-time products are available to life scientists for applications along every step of the research process, including sample preparation, sample purification, PCR/labeling/probe prep, transfer and detection, and high-throughput technologies. Also available are membranes and kits for transfer and immobilization, rapid molecular separation devices, and 96-well filter plates.
Pall Corporation 248

Brochure. This publication provides detailed information on radioactivity detectors for chromatography. Featured software offers control of chromatography systems in addition to data handling. Additional products in the brochure include radioactive sources, an array of flow cells, lead shielding, and other ancillary equipment and supplies.
Raytest 249

Reference Guide. The Chiral Products Quick Reference Guide features over 720 amino acids for organic and peptide synthesis. This guide includes a wide selection of natural, unusual, and protected amino acids, along with amino acid derivatives. Also included in this free publication are technical methods and applications.
Advanced ChemTech 250

Catalog. This 400-page publication contains the company’s complete line of chromatography products for sample preparation, analysis, and purification. Also included are illustrations and chromatograms, applications and selection guides, technical theory, and a chemistry overview. This catalog also features the Oasis family of sample extraction products, as well as sample vials and accessories, along with specifications for an extensive line of chromatography columns. The Symmetry, SymmetryShield, and Xterra columns for analytical and capillary scale separations are featured, along with columns for purification and isolation.
Waters 251