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

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…

General purpose gravity eluted column having a PTFE stopcock and reinforced beaded top. Column is constructed using MEDIUM WALL TUBING. Glass wool (not supplied) is used to support column packing. Lower end of the column has a round bottom.

polar phase; Crossbond cyanopropylmethyl phenylmethyl polysiloxane The cyanopropyl-containing Rtx-225 phase is slightly less polar than bonded polyethylene glycol (PEG) phases, but it can be used for many of the same applications. Improvements to the Rtx-225 polymer have increased thermal…

In packed columns, the carrier gas percolates through the porous bed. In a packed column, separation is achieved by moving the solutes apart. Packed columns are made up of two main materials; stainless steel and Pyrex glass. Metal packed columns are more suitable for long and high carrier gas flow…

nonpolar phase; Crossbond 100% dimethyl polysiloxane—for simulated distillation The Rtx-2887 column's stationary phase, column dimensions, and film thickness have been optimized to exceed the resolution and skewing factor requirements specified in ASTM Method D2887. Each column is…

Extend analytical column lifetime by preventing degradation from harsh “steam-cleaning” water injections. Tested with a comprehensive test mix, to ensure high inertness Maximum temperature: 325°C When transfer lines from purge-and-trap systems, air monitoring equipment,…

Base deactivated polyethylene glycol Specifically designed for amine analysis Excellent peak shape for primary amines Replaces HP-Basicwax Similar Phases: Stabilwax-DB, Carbowax Amine Because the CAM is not bonded or cross-linked, we do not recommend solvent rinsing. …

Equivalent to USP G1, G2 and G38 phases Temperature range -60°C to 350/400°C

General purpose column having a PTFE stopcock, reservoir of the listed capacity and a top spherical socket joint. Glass wool (not supplied) is used to support the column packing. Column is constructed using MEDIUM WALL TUBING. Can be used as a gravity eluted column or a flash column (as described…

(5%-Phenyl)-methylpolysiloxane Non-polar Wide range of applications High temperature limits: -60° to 325°C isothermally, -60° to 350°C programmed. -60° to 300°C isothermally, -60° to 320°C programmed for 0.53 mm columns -60° to 260°/280°C…

2,3-di-O-propyl-6-O-tert-butyl dimethylsilyl beta cyclodextrin added into 14% cyanopropylphenyl/86% dimethyl polysiloxane By adding β or γ cyclodextrin to our bonded Rtx-1701 stationary phase, we greatly enhance overall utility and column lifetime for our chiral columns, compared to…

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…

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.…

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.) …

Crossbond 100% dimethyl polysiloxane—optimized for hydrocarbon analysis Gasolines are complex mixtures of hundreds of compounds. Information about concentrations of the individual components is important for evaluating raw materials and for controlling refinery processes. ASTM D6730-01…

COLUMN SET MODEL 4003

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…

Fast analysis times and sharp mono-, di-, and triglyceride peaks. Stable at 430°C for reliable, consistent performance.

Application This column is often used for traditional general purpose applications, where a non-polar column is required. Analytes will be separated primarily according to boiling point. USP Code: This column meets USP G1, G2, and G9 requirements. Phase: Bonded …

2,3-di-O-methyl-6-O-tert-butyl dimethylsilyl beta cyclodextrin added into 14% cyanopropylphenyl/86% dimethyl polysiloxane By adding β or γ cyclodextrin to our bonded Rtx-1701 stationary phase, we greatly enhance overall utility and column lifetime for our chiral columns, compared to…

Temperature range -60oC to 250 oC

(35%-Phenyl)-methylpolysiloxane Midpolarity - slightly more polar than HP-35 Low bleed Inert to active solutes Ideal for confirmational analyses Bonded and cross-linked Solvent rinsable Equivalent to USP Phase G42 Similar Phases: Rtx-35, SPB-35, AT-35,…

Temperature range 40oC to 250 oC

Elite-502.2 Columns are fused silica columns are for analysis of volatiles with EPA 502.2

Equivalent to USP G42 phase Temperature range 40°C to 340°C/360°C

OPTIMA® 5 Amine GC capillary columns for amine separation Features Especially deactivated for the analysis of polyfunctional amines such as ethanol­amines, amino-functionalized diols and similar compounds, which are important base materials in industrial chemistry, and show…

100% Dimethylpolysiloxane Non-polar Low bleed characteristics Improved signal-to-noise ratio for better sensitivity and mass spectral integrity Bonded and cross-linked and solvent rinsable Agilent Technologies products are intended for sale/shipment within the US only. International…

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,…

Molecular sieve packed columns easily separate permanent gases at above-ambient temperatures. Restek’s R&D chemists have developed a process for preparing molecular sieve packings, which results in excellent batch-to-batch reproducibility. In addition, our molecular sieves are…

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 …