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These cartridges have been specifically designed to provide consistent and reproducible results for the method or application stated. All cartridges are manufactured using high density polypropylene and have polyethylene frits unless otherwise noted. Cartridges may be processed by any one or all of...
Accurately identify and quantify pesticide residues by GC-MS/MS in fruits, vegetables, botanicals, and herbals such as tea, ginseng, ginger, echinacea, and dietary supplements. Formulated and grouped for maximum long-term stability*. Quantitatively tested to confirm composition; detailed support...
Conc. in Solvent and Volume: 2,000 µg/mL each in P&T methanol, 1 mL/ampul Compounds Bromodichloromethane (75-27-4) Bromoform (75-25-2) Chloroform (67-66-3) Dibromochloromethane (124-48-1)
Restek Rt-Alumina BOND columns are highly selective for C1–C5 hydrocarbons and separate all saturated and unsaturated hydrocarbon isomers above ambient temperatures. The reactivity of the aluminum oxide stationary phase is minimized, by deactivation with inorganic salts like KCl or...
Our gap inspection gauge swagelok has the following features: Confirm that fittings are sufficiently tightened For use with 1/4", 3/8", 1/2" Swagelok fittings For Swagelok fittings in new installations only
polar phase; Crossbond acid-deactivated Carbowax polyethylene glycol—for acidic compounds Stabilwax-DA bonded polyethylene glycol has an acidic functionality incorporated into the polymer structure. This permits analysis of acidic compounds without derivatization, significantly reduces...
Compound List 1,2-Diphenylhydrazine (122-66-7)
Removes trace impurities from carrier gas Reduces organics to 0.1 ppm (assuming 100 ppm input) 60 µm frit prevents gas contamination by purifier particles Good for purge-and-trap systems Refillable and rechargeable Maximum operating pressure: 125 psig (862 kPa) Maximum flow: 5 L/min
Compound List Benzene (71-43-2) Bromobenzene (108-86-1) Bromochloromethane (74-97-5) Bromodichloromethane (75-27-4) Bromoform (75-25-2) Bromomethane (methyl bromide) (74-83-9) n-Butylbenzene (104-51-8) sec-Butylbenzene (135-98-8) tert-Butylbenzene (98-06-6) Carbon tetrachloride (56-23-5)...
Improved resolution and faster analyses, compared to 1701 or phenyl phases, make these the pesticide columns of choice. Rtx-CLPesticides columns are specially designed to overcome the coelutions and analyte breakdown typically encountered in chlorinated pesticide analyses for EPA Methods 8081, 608,...
Compound List N-Nitrosodiethylamine (55-18-5) N-Nitrosodimethylamine (62-75-9) N-Nitrosodi-n-butylamine (924-16-3) N-Nitrosodi-n-propylamine (621-64-7) N-Nitrosomethylethylamine (10595-95-6) N-Nitrosopiperidine (100-75-4) N-Nitrosopyrrolidine (930-55-2)
Racks feature alphanumeric indexing for easier vial identification. Racks can be stacked for efficient storage. Fits most 2.0 mL, 12 x 32 mm vials (vials sold separately).
Restek chemists became the first to combine the speed of superficially porous particles (also known as SPP or “core-shell” particles) with the resolution of highly selective USLC technology. This new breed of chromatographic column allows you to more easily achieve peak separation and...
Compound List Benzene (71-43-2), 10 mg/mL Carbon tetrachloride (56-23-5), 20 mg/mL 1,2-Dichloroethane (107-06-2), 25 mg/mL 1,1-Dichloroethene (75-35-4), 40 mg/mL 1,1,1-Trichloroethane (71-55-6), 50 mg/mL
A 316 stainless steel tip with a Tefzel collar seals to a corrosion-resistant 316 stainless steel filter element. The slip-on filter easily attaches to the pump inlet line, without the use of wrenches. The universal 1/8" OD tip accommodates standard PTFE tubing inner diameters. The cylindrical...
Compound List (C14) n-Tetradecane (629-59-4) (C15) n-Pentadecane (629-62-9) (C16) n-Hexadecane (544-76-3)
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...
Topaz GC inlet liners feature revolutionary technology and inertness to deliver you the next level of True Blue Performance: Deactivation —unbelievably low breakdown for accurate and precise low-level GC analyses Reproducibility —unbeatable manufacturing controls and QC testing for...
The electron multipliers manufactured by ETP use a proprietary dynode material. This material has a number of properties that make it very suitable for use in an electron multiplier. It has very high secondary electron emission, which allows exceptional gain to be achieved from each dynode. This...
Ottawa 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
Conc. in Solvent and Volume: 2,500 µg/mL each in P&T methanol, 1 mL/ampul Compounds Chlorobenzene-d5 (3114-55-4) 1,4-Dichlorobenzene-d4 (3855-82-1) Fluorobenzene (462-06-6)
Protect contents and prevent carryover with pre-slit cap mats Chemically resistant, silicone mats are excellent for compound storage to -80°C Pre-slit mats pierceable by autosampler needle, pipette tip, or probe Universal mat for sealing 0.45, 1.3, and 2.0 mL plates