COL-4032 FULL RANGE H2

Chemists using guard columns in the analyses of basic compounds frequently observe peak tailing and low recovery. This happens because conventionally deactivated tubing surfaces can be adsorptive to basic compounds. Restek offers base-deactivated guard columns, as well as base-deactivated inlet…

Temperature range -60°C to 300/320°C

proprietary Crossbond diphenyl/dimethyl polysiloxane phase An MXT-502.2 column will enable you to quantify all compounds listed in U.S. EPA Methods 502.2 or 524.2, whether you use a mass spectrometer or a PID in tandem with an ELCD. The diphenyl/dimethyl polysiloxane based MXT-502.2 stationary…

proprietary Crossbond phase These columns separate to baseline all blood alcohol compounds in blood, breath, or urine, in less than 3 minutes, under isothermal conditions. Isothermal analysis increases productivity by eliminating the need for oven cycling. Confirmation is easily achieved with…

General purpose column has a PTFE stopcock and a top outer joint. Glass wool (not supplied) is used to support column packing. Column is constructed using MEDIUM WALL TUBING. Can be used as a gravity eluted column or a flash column (as described by W.C. Still, M. Kahn and A. Mitra of Columbia…

DB-624 Ultra Inert columns are designed for trace analysis in environmental volatile organic compound applications. Agilent Technologies products are intended for sale/shipment within the US only. International customers should contact their local Agilent Technologies distributor to place…

Designed for use with Merlin Microseal sealing system; can be used with other septumless systems. Coating bonded to a flexible fused silica core, yielding a more suitable coating on a less breakable fiber. There may be a slight difference in extraction selectivity compared to the same coating…

Your chromatography analysis does not end with the selection of the GC column. The combination of components selected for your instrument also make an important contribution to successful separations. Choose SGE technology to improve your chromatography.

The Elite-SimDist columns are specifically for the simulated distillation application. The phase is specifically processed for dimethylpolysiloxane.

GC capillary columns are typically wound on 7 inch cages that fit into standard-sized GCs like the 6890. The 6850 GC has a smaller oven which requires the use of columns wound on a smaller cage diameter. 100% Dimethylpolysiloxane Non-polar Excellent general purpose column …

Unique selectivity engineered for optimum resolution of volatiles analysis: U.S. EPA Methods 502.2, 524.2 and 8260 0.45 mm ID columns provide more plates per meter compared to 0.53 mm ID columns for the fewest coelutions for GC method (an industry first)** No subambient cooling required to…

Temperature range -20°C to 240°C Equivalent to USP G43 phase

GC capillary columns are typically wound on 7 inch cages that fit into standard-sized GCs like the 6890. The 6850 GC has a smaller oven which requires the use of columns wound on a smaller cage diameter. (5%-Phenyl)-methylpolysiloxane Identical selectivity to HP-5 Non-polar …

These application-specific columns for blood alcohol analysis baseline separate all critical compounds—including ethanol, methanol, acetone, tert-butanol, acetaldehyde, isopropanol, and n-propanol—in less than 2 minutes. Every Rtx-BAC Plus 1 and Rtx-BAC Plus 2 column is qualified with a…

COL-4021 TRACE CO/CH4/C02

OPTIMA® 624 LB Capillary columns for GC Features 6 % cyanopropyl-phenyl – 94 % dimethylpolysiloxane USP G43 Medium polar phase Low bleed columns for halogenated hydrocarbons, volatiles, aromatic compounds, solvents etc. Similar phases: HP-624, HP-VOC, DB-624,…

Linearity for all reference compounds exceeds method requirements. Columns with retention gaps feature Alumaseal connectors to prevent leaks and extend column life. Low column bleed at high temperatures. For glycerin and glycerides analysis, according to ASTM D6584 and EN 14105 methods. …

Temperature range -60°C to 300/315°C.

OPTIMA® 5 MS Capillary columns for GC Features 5 % diphenyl – 95 % dimethylpolysiloxane USP G27 / G36 Nonpolar phase with low bleeding Suited for GC/MS and ECD application and general analyses at trace level Perfect inertness for basic compounds Similar…

J&W DB-5ms is a non-polar phenyl arylene polymer gas chromatography (GC) Column, virtually equivalent to (5%-phenyl)-methylpolysiloxane, featuring an excellent signal-to-noise ratio for analytical applications. This improved performance gives better sensitivity and mass spectral integrity, and…

Temperature range 20oC to 250 oC, Equivalent to USP G14, G15, G16, G20, G39.

proprietary Crossbond phase 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…

proprietary Crossbond phase These columns separate to baseline all blood alcohol compounds in blood, breath, or urine, in less than 3 minutes, under isothermal conditions. Isothermal analysis increases productivity by eliminating the need for oven cycling. Confirmation is easily achieved with…

The Elite-Betacydex Columns for chiral separations that are 30 m long and have an inner diameter of 0.25 mm.

Similar to CG-1192 but with a sealed in COARSE porosity fritted disc to support column packing. Column is constructed using MEDIUM WALL TUBING. Can be used as a gravity eluted column or a flash column (as described by W.C. Still, M. Kahn and A. Mitra of Columbia University in JOURNAL OF ORGANIC…

GC capillary columns are typically wound on 7 inch cages that fit into standard-sized GCs like the 6890. The 6850 GC has a smaller oven which requires the use of columns wound on a smaller cage diameter. Specifically designed for the analysis of volatile priority pollutants No…

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…

midpolarity Crossbond phase Rxi fused silica capillary GC columns were designed specifically to be the best columns available, for exceptional inertness, ultra-low bleed, and reproducible retention and selectivity. In addition to outstanding performance, this combination of column…

OPTIMA® 1 Capillary columns for GC Features 100 % dimethylpolysiloxane · USP G1 / G2 / G38 Nonpolar phase Separation of components according to boiling points Thick film columns ≥ 3 µm film are expecially recommended for solvent analysis. Low bleed…

Equivalent to USP G3 phase Temperature range 40°C to 320°C

The PerkinElmer Elite-502.2 Series of capillary columns are specifically designed for the analysis of volatiles by US EPA method 502.2. The low polarity phase is a proprietary dimethyl-diphenyl polysiloxane bonded phase.