Restek

Compound List 2-Chlorobiphenyl (PCB 1) (2051-60-7) 4-Chlorobiphenyl (PCB 3) (2051-62-9) 2,4'-Dichlorobiphenyl (PCB 8) (34883-43-7) 2,2',3,4,4',5,5'-Heptachlorobiphenyl (PCB 180) (35065-29-3) 2,2',3,4,4',5'-Hexachlorobiphenyl (PCB 138) (35065-28-2) 2,2',3,4',5',6-Hexachlorobiphenyl (PCB 149)...

From the trusted brand Restek, we offer high-quality Viton O-rings specifically designed for use in Gas Chromatography systems. These robust seals are recognized for their outstanding temperature stability and superior chemical resistance, making them ideal for harsh laboratory environments....

Compound List Dibenzyl phthalate (523-31-9) Diphenyl isophthalate (744-45-6) Diphenyl phthalate (84-62-8)

Our patented dual Vespel ring inlet seal greatly improves injection port performance—it stays sealed, even after repeated temperature cycles, without retightening the reducing nut! This seal features two soft Vespel rings, one embedded in its top surface and the other embedded in its bottom...

This HPLC PEEK Performance Kit is a useful complement to your HPLC system. Includes: Hub-Cap Adapter w/ Cap (1) Tubing Clips (3) Clean Cut Tubing Cutter (1) PEEK Finger Tight Fittings (5) PEEK Column Plugs (5) PEEK 90° Tubing Elbows (2) PEEK 180° Tubing Elbows (2) PEEK Column Connectors (2)

Conc. in Solvent and Volume: 1,000 µg/mL each in P&T methanol, 1 mL/ampul Compounds Benzene (71-43-2) Ethylbenzene (100-41-4) Methyl tert-butyl ether (MTBE) (1634-04-4) Naphthalene (91-20-3) Toluene (108-88-3) 1,2,4-Trimethylbenzene (95-63-6) 1,3,5-Trimethylbenzene (108-67-8) m-Xylene...

Hydrophobic (nonpolar) silica-based adsorbents; used to extract hydrophobic analytes from polar matrices, such as water (e.g., pesticides from water). All cartridges are manufactured using high density polypropylene and have polyethylene frits unless otherwise noted. Cartridges may be processed by...

The inlet seal at the base of the Agilent 5890/6890/7890 GC injection port contacts the sample and must be changed frequently to prevent adsorption of active compounds. In addition, septum fragments and sample residue accumulate on the disk surface, requiring disk replacement. To reduce breakdown...

Compound List Cannabidiol (13956-29-1) Cannabinol (521-35-7) delta-9-Tetrahydrocannabinol (D 9 -THC) (1972-08-3)

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...

Insert and remove wool plugs easily. Order a spare pack so you’ll always have one available.

Constructed of high-quality stainless steel Meets or exceeds original manufacturer's performance Individual replacement parts available

Includes nine metric hex keys (Allen wrenches): 1.5, 2, 2.5, 3, 4, 5, 6, 8, and 10 mm. This 9-Piece, Ball-Point Hex Key set is a precision tool designed for technical use in various scientific fields. The set includes nine different sizes to cater to a wide range of tasks, ensuring you always have...

A retentive, high-purity, base-deactivated, reversed-phase packing. Ideal for the analysis of paraquat and diquat or other quaternary amines. Particle Size: 3 µm or 5 µm, spherical Pore Size: 100 Å pH Range: 2.5 to 8 Temperature Limit: 80°C

Compound List 2-Amino-4,6-dinitrotoluene (35572-78-2) 4-Amino-2,6-dinitrotoluene (19406-51-0) 3,5-Dinitroaniline (618-87-1) 1,3-Dinitrobenzene (99-65-0) 2,4-Dinitrotoluene (121-14-2) 2,6-Dinitrotoluene (606-20-2) HMX (2691-41-0) Nitrobenzene (98-95-3) Nitroglycerin (55-63-0) 2-Nitrotoluene (88-72-2)...

Ideal for high-flow split applications >500 mL/min on Agilent 5890 GCs Siltek treatment provides enhanced inertness versus stainless steel All seals include washers

Securely grips jet in socket for easy removal or installation Unique, ergonomic handle—easy to hold

Click-On Traps measure: 8 1/2" x 1 1/4" (21.6 x 3.2cm) Note: Replacement trap only—fittings sold separately.

polar phase; Crossbond polyethylene glycol Rtx-Wax columns are the most inert and efficient PEG columns currently available. The extended operating temperature range allows analysis of compounds having a wide volatility range and ensures low bleed at temperatures as high as 250°C. Selectivity is...

Compound List PCB 18 (37680-65-2), 50 µg/mL PCB 28 (7012-37-5), 50 µg/mL PCB 52 (35693-99-3), 50 µg/mL Triphenylmethane (519-73-3), 10 µg/mL Triphenylphosphate (115-86-6), 20 µg/mL Tris-(1,3-dichloroisopropyl)phosphate (13674-87-8), 50 µg/mL

Use to restring capillary columns, attach column connectors to column cages, or hold the column in the GC oven. Capable of withstanding temperatures to 400°C.

Compound List (C6) n-Hexane (110-54-3) (C8) n-Octane (111-65-9) (C10) n-Decane (124-18-5) (C12) n-Dodecane (112-40-3) (C14) n-Tetradecane (629-59-4) (C16) n-Hexadecane (544-76-3) (C18) n-Octadecane (593-45-3) (C20) n-Eicosane (112-95-8) 2-Ethyltoluene (611-14-3) 3-Ethyltoluene (620-14-4) Toluene...

Choose preslit caps (available for some vials) to reduce the risk of needle bending, release vacuum from high-volume injections, and improve injection reproducibility when greater than 20% of vial volume is withdrawn.

Compound List Acenaphthene-D10 (15067-26-2) Chrysene-D12 (1719-03-5) Phenanthrene-D10 (1517-22-2)