nonpolar phase; Crossbond dimethyl polysiloxane General-purpose columns for solvent impurities, PCB congeners (e.g., Aroclor mixes), simulated distillation, arson accelerants, gases, natural gas odorants, sulfur compounds, essential oils, hydrocarbons, semivolatiles, pesticides, oxygenates. …

low-polarity phase; Crossbond diphenyl dimethyl polysiloxane The diphenyl dimethyl polysiloxane stationary phase is the most popular GC stationary phase and is used in a wide variety of applications. All residual catalysts and low molecular weight fragments are removed from the Rtx-5 polymer,…

nonpolar phase; Crossbond dimethyl polysiloxane 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…

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…

high-polarity phase; Crossbond diphenyl dimethyl polysiloxane The MXT-65TG phase resolves triglycerides by degree of unsaturation as well as by carbon number. Because of the chemistry required to achieve 370°C thermal stability, an MXT-65TG column should not be used for analyses of…

100% Dimethyl Polysiloxane Classic dimethyl polysiloxane technology with high temperature cross-linking Excellent general purpose GC column Low Bleed Non-polar Suitable for all routine analyses Application areas: suitable for analysis of hydrocarbons, aromatics,…

Thomas Scientific offers a large selection of ferrules made from PTFE, Graphite, Vespel® and Vespel/Graphite composites. Ferrule sizes refer to the size of the fittings into which they fit; they are not the diameter of the ferrule. (For example, 1/16" ferrules are 1/8" diameter.) …

polar phase; Crossbond base-deactivated Carbowax polyethylene glycol—for amines and basic compounds Stabilwax-DB columns reduce adsorption and improve responses for many basic compounds, without analyte derivatization or column priming. For different selectivity of basic compounds, or…

Capillary ferrules are packaged in dial packs which deliver one ferrule at a time, keeping the others clean and ready for use. The dial packaging has been tested to ensure no out gassing of contaminants, including phthalates. *These ferrules are recommended for use with Agilent GC/MS…

porous divinylbenzene homopolymer Porous polymers are unique, highly retentive stationary phases with a wide application range that are able to elute both polar and nonpolar compounds. They are very hydrophobic, so water has no impact on retention times and even elutes as a good chromatographic…

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…

SUPELCOWAX® 10 Capillary GC Column may be used for the analysis of milk fat in order to demonstrate its health benefits. It may also be used for high-resolution separation of polychlorinated biphenyls by comprehensive two-dimensional gas chromatography. Application: This column is based…

Synonym: SP-2560, 100M.20UM.25MM Application This highly polar biscyanopropyl column was specifically designed for detailed separation of geometricpositional (cis/trans) isomers of fatty acid methyl esters (FAMEs). It is extremely effective for FAME isomer applications. USP Code : This…

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…

midpolarity Crossbond phase Rtx-1701 is one of the more popular stationary phases used in capillary GC. The mix of cyano and phenyl functional groups increases the polarity and offers a different elution order relative to less polar Rtx-1 or Rtx-5 columns. An Rtx-1701 column is ideal for…

low-polarity phase; Crossbond diphenyl dimethyl polysiloxane 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…

Extend analytical column lifetime by preventing degradation from harsh "steam-cleaning" water injections Maximum temperature: 325°C When transfer lines from purge-and-trap systems, air monitoring equipment, or other instruments carry condensed water vapor, deactivated column…

Tested with a comprehensive test mix to ensure high inertness. Useful for a wide range of applications. Use with most common solvents. Maximum temperature: 325°C. *30- and 60-meter lengths are banded in 5-meter sections. †Recommendation: Cut 60 m guard columns into shorter…

polar phase; Crossbond polyethylene glycol The elution order of polyunsaturated FAMEs on FAMEWAX columns is comparable to that on other Carbowax columns, but baseline resolution is achieved in significantly less time. Application-specific columns for FAMEs, specially tested with a FAME…

Temperature range -60°C to 300/320°C

Phenyl Arylene polymer virtually equivalent to a (5%-Phenyl)-methylpolysiloxane Non-polar Very low bleed, suitable for GC/MS Exhibits inertness to active compounds Temperature limits are -60° to 325°/350°C Improved signal-to-noise ration for increased sensitivity and mass…

low-polarity proprietary 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…

CarboBlack B supports up to 10% loading of a nonsilicone liquid phase CarboBlack C supports up to 1% loading of a nonsilicone liquid phase Graphitized carbon black offers unique selectivity and very little adsorption for alcohol analyses. Two types of CarboBlack supports are available,…

low-polarity phase; Crossbond diphenyl dimethyl polysiloxane General purpose columns for drugs, solvent impurities, pesticides, hydrocarbons, PCB congeners (e.g., Aroclor mixes), essential oils, semivolatiles. Column specifically tested for low-bleed performance. Temperature range:…

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. Polyethylene glycol (PEG) Close equivalent to USP Phase G16 High polarity …

Column bleed, measured by ECD, is extremely low at temperatures up to 330°C, which is critical for baking-out the column to remove high-boiling compounds commonly found in pesticide/PCB extracts. An analysis time of less than 10 minutes improves throughput compared to other stationary phases. …

Polyethylene glycol (PEG) Close equivalent to USP Phase G16 High polarity Lower temperature limit of 20°C is lowest of any bonded PEG phase; improves resolution of low boiling point analytes Column-to-column repeatability Bonded and cross-linked Solvent rinsable …

(5%-Phenyl)-methylpolysiloxane Non-polar General purpose column Wide range of applications Low bleed High temperature limit: -60° to 325/350°C* Bonded and cross-linked Solvent rinsable Wide range of column dimensions available Equivalent to USP…

Conforms to the specifications established in the current ASTM method D3606 for the quantitation of benzene and toluene in spark ignition fuel containing ethanol. Complete resolution of benzene from ethanol—no compromising coelutions. Accurate quantification of benzene and toluene.…

Specifically designed for the analysis of volatile priority pollutants No cryogenics needed for U.S. EPA Method 502.2 Excellent for U.S. EPA Methods: 501.3, 502.2, 503.1, 524.2, 601, 602, 8010, 8015, 8020, 8240 and 8260 Exhibits inertness to active compounds Bonded and cross-linked Solvent…

Polyimide Uncoated Deactivated Fused Silica Capillary Tubing comes in a standard length of 5 meters.