Restek

nonpolar phase; Crossbond dimethyl polysiloxane MXT-1 columns exhibit long lifetime and very low bleed at high operating temperatures. A proprietary synthesis process eliminates residual catalysts that could cause degradation and increase bleed. General-purpose columns for solvent impurities, PCB...

Choose brass or stainless steel construction. For those in need of reliable gas chromatography supplies, look no further than Restek's Capillary Nuts. Designed specifically for Bruker/Varian gas chromatographs, these nuts promise a secure fit and reliable performance. They are precision-machined,...

Restek’s molecular sieve 5A PLOT columns are designed for efficient separation of argon/oxygen and other permanent gases, including carbon monoxide. Special coating and deactivation procedures ensure chromatographic efficiency and the integrity of the porous layer coating. Molecular sieves...

Prepared from a single source (one refinery) product. The weathered materials indicate the percent weight loss from the original material. Compound List Unleaded gasoline (8006-61-9)

Includes: Capillary installation gauge for Agilent GCs Inlet wrench for Agilent GCs Septum nut removal tool 1/8", 3/16", and 1/4" nylon brushes 1/4", 3/8", and 3/16" stainless steel wire tube brushes Stainless steel surface brush 6 stainless steel jet reamers...

2,000 μg/mL in P&T methanol

Compound List 2,4-Dinitrophenol (51-28-5) Conc. in Solvent and Volume: 1,000 µg/mL in methanol, 1 mL/ampul

For GC analysis of total petroleum hydrocarbons (TPH) in water. Environmentally safer than previous methods. Calibration standard available as diesel #2/motor oil and diesel #2/mineral oil. Compound List (C10) n-Decane (124-18-5) (C12) n-Dodecane (112-40-3) (C14) n-Tetradecane (629-59-4) (C16)...

Features & Benefits Ideal for plumbing to and inside HPLC systems. 1/16" OD in 3- and 10-meter lengths. Less oxygen permeable and more temperature resistant than PTFE or Tefzel tubing. Easily cut to length using Clean-Cut Tubing Cutter (cat.# 25069). Use with PEEK finger-tight or flangeless...

proprietary Crossbond phase Many laboratories analyzing organochlorine pesticides struggle with breakdown and adsorption of endrin, DDT, and methoxychlor caused by active sites throughout the analytical system. Siltek passivation technology enables these columns to offer unsurpassed inertness and...

Compound List 32045: 508 Performance Check Mix δ-BHC (319-86-8), 0.4 µg/mL Chlorothalonil (1897-45-6), 0.5 µg/mL Chlorpyrifos (2921-88-2), 0.02 µg/mL DCPA methyl ester (Chlorthal-dimethyl) (1861-32-1), 0.5 µg/mL 32091: 508.1 Internal Standard Pentachloronitrobenzene...

With their robust construction and superior flexibility, these stainless steel hoses are designed to handle varying degrees of pressures and temperatures with ease. They offer a reliable solution for transportation of gases or liquids in scientific laboratories, particularly in gas chromatography...

Mininert valves are very convenient for repetitive sampling and limit content exposure to the silicon septum. Models are available for screw-cap and crimp-top vials. The crimp-top valve for 20 mm ID glassware slides into the neck of the vial. Turn the threaded flange to secure a tight fit.

Restek's inserts for 2.0 mL vials are crafted to optimize sample recovery and reduce waste. They fit both 11 mm crimp-top and 9 mm screw-thread vials, offering versatility across applications. These inserts ensure minimal sample loss, making them suitable for precious or limited samples. Their...

Available in brass or stainless steel. Ensure the secure positioning and optimal function of your gas chromatography system with Restek's Capillary Column Nuts. These high-quality, precision-engineered components are designed to fit seamlessly within Agilent 5890, 6850, 6890 and 7890 GC systems,...

Compound List Benzene (71-43-2) Ethylbenzene (100-41-4) Toluene (108-88-3) m-Xylene (108-38-3) o-Xylene (95-47-6) p-Xylene (106-42-3)

Compound List (C10) n-Decane (124-18-5), 20 µL/L (C40) n-Tetracontane (4181-95-7), 20 mg/L

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

Note: Stressed shipping studies indicate that this product remains stable after being continuously exposed to an elevated temperature of 40°C for 7 days. Ground freight is the default shipping method for this product; expedited methods are available upon request.

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 cool Inlet filter traps...

Ideal for mycotoxin analyses in cannabis and food testing labs.

Compound List Benzyl butyl phthalate (85-68-7) Bis(2-n-butoxyethyl)phthalate (117-83-9) Bis(2-ethoxyethyl)phthalate (605-54-9) Bis(2-ethylhexyl)phthalate (117-81-7) Bis(2-methoxyethyl)phthalate (117-82-8) Bis(4-methyl-2-pentyl)phthalate (84-63-9) Di-n-butylphthalate (84-74-2) Diethylphthalate...

Conc. in Solvent and Volume: 2,000 μg/mL each in P&T methanol, 1 mL/ampule Min Shelf Life on Ship Date: 6 months Compounds: 4-Chlorotoluene (106-43-4) 1,2-Dichlorobenzene (95-50-1) 1,4-Dichlorobenzene (106-46-7) Hexachlorobutadiene (87-68-3) 4-Isopropyltoluene (p-Cymene) (99-87-6) Naphthalene...