Separations Products & Reviews

Quick, Easy, Cheap, Effective, Rugged for multiresidue pesticide clean-up

The EXP® Hand-Tight Nut & Titanium Hybrid Ferrule fitting system is the premier adjustable nut and ferrule compression fitting for extreme high-pressure connections between 1/16" tubing and any 10-32 port. The patent-pending Titanium Hybrid Ferrule integrates the resilience of titanium with the proven sealing ability of PEEK in a superb one-piece design. The Hybrid Ferrule provides a perfect seal with every connection, yet the…

The EXP® Pre-Column Filter is ideal for protecting small-particle UHPLC columns at extreme pressures. Such techniques analyze samples in the most demanding applications, which can decrease the life of these expensive columns. EXP® Pre-Column Filters help extend that life and protect your column investment without sacrificing performance. Free-Turn® architecture allows the user to change cartridges by hand without breaking flui…

The cartridge-based EXP® Analytical Column System is designed for superior chromatographic analysis with each injection rated for routine use up to 20,000 psi.The new EXP® Analytical Column Holders incorporate Free-Turn® architecture allowing the user to quickly exchange columns, by hand, without breaking any fluid connections. The EXP® Analytical Column Holders are available in two formats: In-Line and Direct Connect, allowin…

OPTI-GUARD® 1mm Guard Columns set the standard for extremely low impact, easy to use pre-column protection. Designed for use with analytical (4.6, 3.0 mm i.d.) and narrow-bore (2.1, 1.0 mm i.d.) columns, the patented floating stem design automatically adjusts to any manufacturer's tube stop depth for a zero-dead-volume connection every time. The best part? It's no larger than a standard fitting. Connecting the OPTI-GUARD® requ…

The OPTI-PAK Trap Columns unique hardware design integrates a PEEK holder with an auto-adjusting stem which provides a fluid interface with any 10-32 standard injector port, and guarantees a zero-dead-volume connection despite variances in tube stop depth. A proprietary method of frit placement allows the packed stem to be positioned directly into the flow path, which eliminates all excess swept volume. Less swept volume trans…

Optimize Technologies, precision machine their components to the most exacting standards in the industry. Everything in the manufacturing process is controlled to ensure the continuing quality that has long been associated with the Optimize name. From the individual matching of check valve ball and seat sets to the proprietary blend of materials in our seals - experience the Optimize advantage.Most instrument manufacturers wil…

Preconfigured NGC 10 Chromatography Systems meet a range of throughput and application needs. Each system can be easily upgraded. All configurations share a common software platform. For analytical and preparative chromatography.

Rtx®-VMS Columns (fused silica) (proprietary Crossbond® phase) • Application-specific columns for volatile organic pollutants by GC-MS • Complete separation of U.S. EPA Method 8260B compounds in less than 10 minutes • Stable to 260 °C • No known equivalent phases

Developed specifically for using LC coupled with GC-FID to accurately determine hydrocarbons found in mineral oils, which can migrate from packaging into food. • 9-component mix contains non-interfering internal standards as well as both mineral oil saturated hydrocarbon (MOSH) and mineral oil aromatic hydrocarbon (MOAH) markers to correctly cut fractions. • Certified reference material (CRM) manufactured and QC-tested in Re…

The new generation of Eppendorf ThermoMixer® and ThermoStat incubator raise sample preparation to the next level Ever since the launch of the company’s first performance-defining Mixer and the first Thermostat in 1964 Eppendorf has been at the forefront of mixing and temperature control technology for µL volumes. Thanks to Eppendorf’s continuous development, an exciting new generation of Temperature Control and Mixing Instrume…

Clean Screen® DAU Solid Phase Extraction Column is the flagship product of the forensic solid phase extraction column line. The first product of its kind in the industry, it is a mixed-mode column exhibiting both hydrophobic and cation exchange characteristics. Over 20 years of experience has shown this column to be effective on hundreds of drugs in both the acid-neutral and basic drug categories.

The Clean Screen® XCEL Solid Phase Extraction Columns are a line of sample prep phases designed to reduce the number of steps in the extraction, and therefore the amount of time and solvent necessary to complete the sample cleanup. Further advantages include reduced sample size and improved cleanliness and recovery. The Xcel I column will extract a wide array of basic drugs including benzodiazepines and opiates. The Xcel II co…

These cartridges are designed to meet large volume, real world samples. The frits and sorbent bed resist plugging, the format fits several types of manual and automated extraction systems. Various bonded phases available including C18, C8, DVB, & graphitized carbon black.

The Clean Screen® FASt column is a novel approach to improved sample preparation for LC/MS analysis. The column employs a one step process to prepare urine samples for analysis of multiple drugs and metabolites. By quickly and efficiently reducing the amount of unwanted matrix and particulates in the final sample, the analysis can proceed with less chance of matrix suppression and LC column clogging.

Clean Screen® Xcel Well Plates The Clean Screen Xcel products are a line of sample prep phases designed to reduce the number of steps in the extraction, and therefore the amount of time and solvent necessary to complete the sample cleanup. Further advantages include reduced sample size and improved cleanliness and recovery. The Xcel I well plate will extract a wide array of basic drugs including benzodiazepines and opiates.…

Positive Pressure Manifold - A simple, robust way to quickly process up to 48 samples at one time. The Positive Pressure Manifold can accommodate a multitude of column sizes and provides even flow to each position. Positive Pressure Manifold Features: All 48 positions are individually regulated to provide even pressure to each column. There are four banks of 12 positions each. The user can control flow to each of the four…

SELECTRA-SIL® Derivatizing Reagents SELECTRA-SIL® is an extensive line of derivatizing reagents manufactured by UCT at its facility in Bristol, PA. Our reagents are designed to increase molecular weight, lower boiling points, and create a more specific ion for compounds intended for gas chromatography and GC/MS. SELECTRA-SIL® Derivatizing Reagents Benefits: Improved chromatographic resolution - increased volatility - red…

Endcapped C18 - Enviro Clean SPE Cartridges Enviro-Clean® cartridges are designed for use by analysts that demand a clean, dependable and rugged product for low level environmental analyses. Our EC SPE Cartridges run the gambit of our sorbents for every configuration you require. C18, Octadecyl Hydrophobic, 1000 mg/6 mL. Part # EEC181M6

Stop spending your time and money developing LC-MS/MS multi-residue pesticide methods and mixing reference standards when you could be running samples. Restek’s trusted food safety experts have already done the work for you—with guaranteed accuracy and at a lower cost. Restek’s new certified reference materials (CRMs) for LC-MS/MS multi-residue pesticide analysis eliminate the need to source, purchase, and store individual ma…

The Rtx®-Volatile Amine column was designed specifically for analyzing volatile amines in difficult matrices, such as water. The unique base deactivation creates an exceptionally inert surface for these sensitive compounds, resulting in highly symmetrical peaks which allow low detection limits. The stable bonded phase yields a column that is not only retentive and highly selective for these compounds, but is also very robust…

The miVac Quattro Concentrator is suitable for use with a wide range of solvents, from volatile organic solvents through to water and some of the higher boiling point solvents. The Quattro is a centrifugal vacuum concentrator compatable for use with variety of sample formats including tubes, microplates, vials and round bottom flasks. Making it an ideal "work-horse" concentrator for the busy lab. The Quattro has more than d…

Get the ease of use and reliability provided by CombiFlash and RediSep for Development Scale purification with the CombiFlash Torrent Purification System from ISCO. One liter per minute flow rates rapidly purify up to 300 grams of sample. The 100 psi pumps accurately deliver a reproducible binary gradient. The CombiFlash Torrent system is designed to be flexible for a variety of large-scale purification needs, with various me…

A Restek® LC guard cartridge in an EXP® direct connect holder is the ultimate in column protection. To help protect your investment and further extend the life of our already-rugged LC columns, Restek offers the patent-pending guard column hardware developed by Optimize Technologies.Raptor™ EXP® Guard Column Cartridges Features: Free-Turn® architecture lets you change cartridges by hand without breaking inlet/outlet fluid…

Fast, reliable & selective. Add these features to a top grade silica gel and you will find a pre-packed flash cartridge that will allow you to achieve great peak resolutions time and time again. Therefore, if your laboratory’s high throughput demands require results that are processed quickly, SiliaSep columns are your partners for your venture.Pre-packed Flash Cartridges SiliaSep™ Features: Fast, reliable, easily reproduc…