Restek Chromatography Sample Preparation
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47 mm glass fiber disks embedded with specialty bonded silica Meet requirements for EPA Method 1664.* Reduce emulsion formation and amount of solvent required by previous EPA methods No chlorofluorocarbons needed *A sodium sulfate drying tube (cat.# 26207) and a 0.45 µm PTFE…
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Attach quick-connect body fitting to stem fitting to open canister. Attach quick-connect stem protector to stem fitting when not sampling to prevent canister from accidentally opening. Connection: 1/4" tube fitting. Note: Quick-connect body fitting (cat.# 24187) must be ordered separately…
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Mini-Can Accessories
RestekThese accessories enhance mini-can usage and provide flexibility in their application, from personal, to area, to vapor intrusion sampling. Sampling Belt: Adjustable up to 50" Two reclosable hook-and-loop straps securely hold mini-can or other sampling device Straps slide…
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Ashcroft Test Gauges
RestekHigh-accuracy test gauges are recommended for verifying the vacuum/pressure in canisters before and after sampling. The 6-inch face on the analog gauge allows for easy reading. The digital gauge operates on two AAA batteries and offers an unambiguous readout. Both gauges have an accuracy of +/–…
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The Restek Cleaned Polyurethane Foam (PUF) Cartridges offers the following features: Use for collection of semivolatiles (pesticides, PCBs, PAHs) Both large high-volume (220–280 L/min) and small low-volume (1–5 L/min) PUFs available Suitable for ambient, indoor, and industrial hygiene…
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Sampling bags are a low-cost whole air sampling device for high level VOCs and permanent gases. Several EPA, NIOSH, and OSHA methods exist for bag sampling for a variety of applications: stationary sources emissions; workplace atmospheres; ambient, indoor air quality; and breath analysis. Choose…
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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…
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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…
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Restek PAL SPME Fibers
RestekSuitable for a wide range of analyte chemistries and sample matrices Reliable performance meets or exceeds other brands Robust aluminum hub is more durable than plastic Optimized for PAL system autosamplers and compatible with most GC inlets SPME automated sample preparation reduces…
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Extend the lifetime of air canisters, flow controllers, and other accessories. Serve as a more economical sacrificial connection, protecting more valuable equipment from thread damage. Optional filter frit removes particulates that cause damage, leaks, and valve failure. Standard compression…
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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…
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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,…
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Cleaned, assembled, and ready to use Clear or amber glass Caps and PTFE-lined septa included
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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…
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Rocker Vacuum Pumps
RestekOil-free vacuum pumps are piston powered, so they do not pollute the air and require minimal maintenance 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 unit is cool Inlet filter…
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These small canisters are designed for controlled sampling, such as personal air sampling, as an alternative to tube and pump samplers. The 1,000 cc canister is suitable for sampling volatile organic compounds in air according to methods TO-14A, TO-15, IP-1A, ASTM 5466, OSHA PV 2120, and NJ DEP Low…
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Allows sequential sampling of up to 32 thermal desorption tubes (3.5" each) Worry-free, independent operation lets you get more done—simply set up the unit in the field for extended sampling, then retrieve it at the end of the sampling period Reliably collect accurate samples;…
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QuEChERS methods are fast, easy, and cost-effective, and Restek Q-sep products make QuEChERS procedures even simpler. All extraction salts, sorbents, and sample tubes are included—no specialized equipment or glassware is required. Prepare samples more efficiently with a complete line of…
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Use with 1, 3, or 6 L canisters for grab air sampling Variety of orifice sizes for fast sampling from 5 to 60 minutes Connect 1/4" compression fitting directly to canister valve inlet Replaceable frit protects orifice and valve from particulates Sample inlet design minimizes water…
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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
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Cleaned, assembled, and ready to use Clear or amber glass Caps and PTFE-lined septa included
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PUF Glass Holders
RestekDurable and reusable, PUF glass holders reduce waste and are a cost-effective alternative to precleaned packed cartridges. Fit either 6 cm or 22 mm OD PUF plug or can be used with bulk SDVB resin Large glass holder fitted with double stainless steel screens for support Small glass…
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Diskcover-47 Reservoir
RestekThe Diskcover-47 open-top reservoir allows you to pour up to 125 mL of sample directly onto the filter disk holder. It easily installs on top of the Diskcover-47 extraction disk holder. *Must be used with the Diskcover-47 extraction disk holder.
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The Restek accessories are compatible to use with Resprep SPE tubes and have a strong polypropylene material that offers great strength and durability.
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Rocker accessories for oil-free vacuum pumps are piston powered, so they do not pollute the air and require minimal maintenance. 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 unit is…
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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
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Florisil PR (Bulk Adsorbent)
RestekFlorisil PR is commonly used to remove polar interferences from pesticide residues. This bulk material is ideal for labs packing their own extraction cartridges for pesticide residue extractions. Pesticide residue grade Packaged in glass containers