Restek Chromatography Sample Preparation
-
Luer lock inlet offers leak-tight syringe connection Variety of filter types, porosities, and diameters Color coded for easy identification Rugged polypropylene housing Autoclavable to 121°C for 15 minutes Quantity break pricing for greater savings Cellulose Acetate, Nylon,…
-
PEEK Washers for ASE Systems
RestekMeet original equipment manufacturer’s performance Available in various quantities
-
-
The Restek accessories are compatible to use with Resprep SPE tubes and have a strong polypropylene material that offers great strength and durability.
-
Chemker Vacuum Pumps
RestekPTFE wetted parts are highly resistant to corrosive gases Diaphragm-based pump is low maintenance and virtually pollution free Quiet, low-vibration units keep disturbances to a minimum Built-in thermal protector automatically shuts off pump if it overheats and then restarts it once the…
-
Q-sep Tube Racks
RestekAvailable for 2 mL, 15 mL, and 50 mL tubes Alphanumerical grid reference on top tier for easy identification of samples Easy to assemble; simply fold and snap together securely
-
Miniature Air Sampling Kits
RestekRestek’s passive air sampling kit incorporates all the hardware necessary to collect air samples and is easy to assemble for field sampling.* Kit includes flow controller, critical orifice, 2 µm frit filter, vacuum gauge, and sample inlet. The gauge and sample inlet are downsized for…
-
Optimized for Methods TO-14A, TO-15, IP-1A, ASTM D5466, OSHA PV 2120, and NJ DEP Low Level TO-15 Proprietary electropolished surface maintains compound stability. High-quality, metal-to-metal seal, 2/3-turn valve with stainless steel diaphragms prevent sample adsorption for more-accurate…
-
Sample Cylinder Valves
RestekAlta-Robbins' unique valve design incorporates a fully contained soft seat that provides durability and longer lifetime. Tight shut-off is easily achieved with very low torque, yet the valve is rugged enough to withstand overtightening. Multiple valve configurations are available for both…
-
Allows switching from pressure to vacuum in a matter of seconds. Quiet, oil-free unit will not contaminate the extraction system or your samples. Provides 20" Hg (68 kPa) vacuum or 18 psi (124 kPa) pressure. Not recommended for use with 24-port manifold. Warranty period is one year from…
-
Ottawa Sand (Bulk Adsorbent)
RestekOttawa sand is listed in several U.S. EPA methods as the specified medium for matrix spike and laboratory control blanks. Sample medium for matrix spikes and laboratory control blanks Packaged in convenient 5 kg buckets
-
Automated, in-line sample extract cleanup dramatically reduces sample preparation time. Simultaneous analysis and ILSP cartridge wash eliminate downtime between samples. Fast, simple alternative to QuEChERS or SPE for multiresidue pesticides analysis in foods. Minimizes money spent on…
-
High-quality thermal desorption tubes are suitable for ppt to ppm concentrations of volatile organic compounds (VOCs) in ambient, indoor, personal, and industrial hygiene environments. Fit Markes (ULTRA and UNITY), PerkinElmer, and Shimadzu thermal desorbers. Packed tubes come with a report…
-
Accurately and precisely dispense liquids for QuEChERS extractions with this versatile pump. A quick, simple adjustment lets you set the output volume anywhere from 2.5 mL to 30 mL per stroke, and the included adaptors will accommodate most reagent bottles. Adjustment knob offers 56 output…
-
?Proprietary electropolished surface that maintains compound stability. High quality, Bellows-design valve. Now also available with new RAVE valve. U.S. EPA Methods TO-14A and TO-15 regulate the collection, storage, and analysis of volatile organic compounds (VOCs) using treated air…
-
Meets original equipment manufacturer's performance Choose original equipment–equivalent stainless steel or Siltek deactivation for improved inertness and extended lifetime
-
Vacuum Gauges
RestekHigh-quality vacuum gauges with 316 stainless steel wetted surfaces. –30" Hg to 0" Hg. Recommended for use with passive sampling kits. All are rear mount.
-
Use the CGA-160 inlet connection with 14L Scott/Air Liquide transportable gases. Use the CGA-165 inlet connection with 48L Scott/Air Liquide transportable gases.
-
Convenient, multiple adsorbent beds in a single cartridge For use in multiresidue pesticide analysis to remove matrix interferences Excellent for cleanup of dietary supplement extracts
-
Resprep® vacuum manifolds for SPE sample preparation, filtration, and elution are available in 12- and 24-port configurations. These manifolds help in achieving consistent extraction and filtration results. Multiple sample processing with these manifolds simplifies procedures and saves time. The…
-
High capacity, fully automated, easy-to-use canister cleaning oven dramatically increases lab efficiency. TO-Clean from Restek is a revolutionary canister cleaning system designed to take the guesswork out of canister cleaning. The system is fully automated, allowing the user to start a cleaning…
-
1/4” Diaphragm Valves, RAVE+
RestekExclusive polymer-free construction means no sample contamination from off-gassing or target compound loss due to adsorption. Durable, roller-hardened valve port threads provide superior performance—and every valve is helium leak tested to 1x10 -6 mL/sec. Rugged, work-hardened, proprietary,…
-
For ultimate inertness, SilcoCan air sampling canisters feature our unique Siltek treatment technology. Even highly active components, at low parts-per-billion concentrations, can be readily sampled and stored without loss. The RAVE valve is a high-quality, metal-to-metal seal, 2/3-turn valve with…
-
Cleaned, assembled, and ready to use Clear or amber glass Caps and PTFE-lined septa included
-
Robust, low-flow pump optimized for sampling volatile organic compounds (VOCs) onto thermal desorption (TD) sorbent tubes Small, lightweight, easy to use, and intrinsically safe—ideal for personal monitoring and a wide range of other air and gas sampling applications Compatible with any…
-
Cleaned, assembled, and ready to use Clear or amber glass Caps and PTFE-lined septa included
-
7 µm In-Line Filters
RestekThis 316 stainless steel filter is designed to collect particles larger than 7 microns. We offer Siltek-treated and stainless steel versions (1/4" compression fitting on both ends). Note: frit is not replaceable.
-
Humidification Chamber
RestekWhen cleaning SilcoCan or TO-Can canisters, it is important to use humidified air or nitrogen to help remove volatile organic contaminants. Restek's humidification chamber is made of acrylic and withstands pressure up to 90 psi. The 1/4-inch inlet and outlet compression fittings allow easy…
-
Anhydrous sodium sulfate is the most common drying agent used to remove moisture from sample extracts. We package our 10-60 mesh material in recloseable buckets. Ideal for removing water from sample extracts Activate by heating to 400°C for four hours before use Packaged in…
-
Can be used for internal or external retaining rings Works to remove retaining ring in all ASE cell caps
-
Swagelok sample cylinders are made of 304L and 316L stainless steel to resist corrosion and DOT rated to 1,800 and 5,000 psig (TPED cylinders rated to 1,450 and 4,350 psig), which allows sampling at gas wellheads as well as on-site refineries. Each cylinder is hydrostatically tested to at least 5/3…