Restek has promoted these products/services:

Restek - Q-sep Extraction Salts Make QuEChERS Even Easier

For years, the QuEChERS approach has made sample preparation faster and easier than traditional methods. Now, the new Q-sep extraction salts from Restek make an easy technique even simpler. Restek’s new, improved design provides the salts in a more granular form, so they flow freely and are easier to pour than powders. The convenient slim packets are easy to open and fit perfectly... (read more)

Restek - Reference Standards for trans Fat Determination

Growing concern about the impact of partially hydrogenated oils on human heart health makes accurate data on trans fat content in foods critical for protecting consumers. New reference standards from Restek help you ensure that your lab is generating accurate results. In addition to a derivatization agent, we also offer internal and calibration standards of verified composition an... (read more)

Restek - Struggling with EtG/EtS matrix interferences?

A Raptor EtG/EtS column is your solution! Typical methods for EtG and EtS analysis have several limitations: poor resolution from matrix components, long run times that limit sample throughput, and short column lifetimes. Restek has developed a new Raptor EtG/EtS column that consistently retains and resolves EtG and EtS from matrix interferences, providing accurate, reliable results inje... (read more)

Restek - Retrofit RAVE Valves Entech Air Sampling Canisters

Restek Air Valve Excellence (RAVE) is now available for the easy retrofit of 3.2 L, 6 L, and 15 L Entech air sampling canisters. These new RAVEn valves have an identical internal design to the incredibly popular and rugged RAVE valves recently released on Restek's SilcoCan, TO-Can, and miniature air sampling canisters. Upgrade from your TOV and TOV-2 valves—with no modification nee... (read more)

Restek - New Phase HILIC-Raptor HILIC-Si Columns

Restek is bringing the speed and reliability of Raptor LC columns into the HILIC realm with the addition of the Raptor HILIC-Si column. HILIC is an increasingly popular alternative to reversed-phase LC for challenging polar analytes because it provides better retention of water-soluble compounds that are separated by polar differences. The Raptor HILIC-Si column simpli­fies the switc... (read more)

Restek - New Topaz GC Inlet Liners from Restek Are In Stock

Topaz inlet liners deliver inertness you’ll have to see for yourself to believe. The new deactivation technology means unbelievably low breakdown for accurate and precise low-level GC analyses. Unbeatable manufacturing and QC ensure superior reliability across compound classes. And unparalleled cleanliness maximizes GC uptime and lab productivity. (read more)

Restek - Analyze CO and CO2 at ppb Levels Easily

Low-level detection of carbon monoxide (CO) and carbon dioxide (CO2) is critical for many applications. Restek’s methanizer (CH4izer) for Agilent GCs allows ppb-level determination of CO and CO2 using a cost-effective FID instead of more expensive instrumentation. (read more)

Restek - Resprep VM-96 Vacuum Manifold now Available

Designed for performance, versatility, ergonomics, and accuracy, this new product is suitable for everyday solid phase extraction (SPE), supported liquid extraction (SLE), protein precipitation (PPT), and filtration applications. (read more)

Restek - Apply Force to Your LC Methods

Restek’s new Force performance LC columns give you the power to maximize instrument uptime, increase productivity, and transfer methods across your entire lab, from your trusted-but-aged HPLC to the cutting-edge UHPLC you just plumbed last week. (read more)

Restek - Chromatogram Modeler Propels Method Development

Restek’s new and improved EZGC chromatogram modeler is still free and just as simple to use as the original software, but it now offers advanced options for selecting phases, changing carrier gases and control parameters, further optimizing results, and much more. (read more)

Restek - Restek PAL SPME Fibers

Restek PAL SPME Fibers are suitable for a wide range of analyte chemistries and sample matrices. (read more)

Restek - Roc HPLC Columns

Solid, reliable Roc HPLC columns are pressure rated for any 400 bar HPLC system and deliver the peak shape, reproducibility, ruggedness, and performance you demand for all of your conventional HPLC applications, especially USP and other compendial methods. (read more)

Restek - GC Multiresidue Pesticide Kit

Fortify or Calibrate for 203 Pesticides by GC-MS/MS With This Single Restek® CRM Kit (read more)

Restek - First to Contain all Major PAH Interferences

The new PAH interferences standard from Restek is the first and only certified reference material formulated to contain all major PAH interferences for priority PAHs. Analysts can use this mixture to quickly confirm the presence of common interferences by retention time comparisons. (read more)

Restek - SilTite® -Union Connectors

Stay Connected Under Pressure

Press-fit style connectors work well for many applications, but the connector seal can be broken by extreme temperature and pressure cycling. In these situations, SilTite® -Unions are a better alternative as they create a permanent connection between fused silica analytical columns, guard columns, and retention gaps. (read more)

Restek - Trident LC Column Protection System

Trident LC Column Protection System Redesigned for Ruggedness and Ease of Use. (read more)

Restek - New Raptor™ FluoroPhenyl Phase

Restek has now extended the speed and reliability of Raptor™ column technology into the HILIC realm with the addition of Raptor™ FluoroPhenyl columns. (read more)

Restek - Air Canisters for VOC Monitoring

SilcoCan® & TO-Can Air® Monitoring Canisters

TO-Can® Canisters:
• Proprietary electropolished surface maintains compound stability.
• Ideal for TO-14A and TO-15, ASTM D5466, and other VOC methods.

SilcoCan® Canisters:

• Siltek® passivation offers unsurpassed inertness.
• Especia... (read more)

Restek - ISO Guide 34 and 17025 Accreditations

It takes exceptional quality and service to earn these ISO accreditations and offer certified reference materials (CRMs). Whether or not you’re required to use CRMs, you can source your reference standards—even customs!—from us and enjoy the benefits. (read more)

Restek - Alumina MAPD PLOT Columns in Fused Silica

The industry's best PLOT columns just got better! We’ve expanded our PLOT line to include Rt®- and MXT®-Alumina BOND/MAPD columns, which are stable up to 250 °C and provide better temperature stability than any other alumina MAPD PLOT column available! (read more)

Restek - Multi-Residue Pesticide Analysis by LC-MS/MS

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. (read more)

Restek - New Roc™ HPLC Columns from Restek

Solid, reliable Roc HPLC columns are pressure rated for any 400 bar HPLC system and deliver the peak shape, reproducibility, ruggedness, and performance you demand for all of your conventional HPLC applications, especially USP and other compendial methods. (read more)

Restek - New GC Column Separates Critical PAHs

Rxi®-PAH GC columns provide a unique selectivity to separate PAHs for food safety that cannot be distinguished by MS. Even difficult priority compounds, such as the EFSA PAH4, are easily separated and accurately quantified, results that cannot be achieved on typical GC columns. (read more)

Restek - Experience Selectivity Accelerated With New Raptor™ SPP LC Columns and Guards

With Raptor™ columns, Restek has combined the speed of superficially porous particles (i.e., SPP or “core-shell”) with the resolution of highly selective USLC® technology. This new species of column more easily achieves peak separation and faster analyses without expensive UHPLC instrumentation. The first phase released—Restek's unique Biphenyl—is ideal... (read more)

Restek - 2nd Source Gas Standard Requirements With 1 Order

Restek Features a wide selection of air monitoring gas calibration standards. Each mix is independently manufactured by both Spectra/Linde and Scott/Air Liquide (Pi-marked for EU regulations), so you can purchase from 2 separate sources with the convenience of placing 1 order! (read more)

Restek - Resprep® Solid Phase Extraction (SPE) Tubes

Resprep® solid phase extraction (SPE) tubes are manufactured with specially cleaned sorbents and high-purity plastics to minimize background and help eliminate troublesome interference. In order to ensure reproducibility, every finished product goes through rigorous QC testing, targeted to specific applications whenever possible, and an extensive certificate of analysis de... (read more)

Restek - USLC® Selection Guide for Method Developers

USLC® columns and our new guide will help you easily choose the right stationary phase to target nearly any analyte in reversed phase or HILIC method development. It will also help you adjust your mobile phase to further improve results without guesswork or wasted time. (read more)

Restek - Rxi GC Columns

New Restek® Rxi®-1301Sil MS GC Columns Are Ideal for MS (read more)

News articles and press releases for Restek:


On December 31, 2008, Restek Corporation announced the purchase of all outstanding corporate shares, officially becoming 100% employee owned under an Employee Stock Ownership Program (ESOP) structure.


The New USLC™ Toolbox Gives You All the Right Tools—All in One Box. Restek’s USLC™ column set represents the widest range of reversed phase selectivity available with just 4 stationary phases: Aqueous C18, IBD, Biphenyl, and PFP Propyl.


Restek is proud to announce two additions to our Innovations Group: Chris Rattray and Jason Herrington.


Maxxam Analytics recently presented a Kaizen award for productivity improvement to their High Resolution Mass Spectrometry Department at the Mississauga laboratory in Ontario.


Restek announces the release of new Rtx®-BAC Plus 1 and Rtx®-BAC Plus 2 columns for blood alcohol testing.


Effective 9 December 2011, Restek’s reference standard manufacturing and QC testing laboratories in Bellefonte, PA, have added ISO Guide 34 and 17025 accreditations to their credentials.