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Metal (MXT) Capillary

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MXT-1HT SimDist Column (Siltek-treated stainless steel)

nonpolar phase

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  • Lowest bleed for longest column lifetime.
  • Reliably meets all ASTM D2887, D6352, D7169, D7213, and D7500 specifications.
  • 100% dimethyl polysiloxane phase allows easy comparisons to historical data.
  • Individually tested for guaranteed performance.
  • 7" coil diameter.
  • Temperature range: -60450 °C.*

    *Maximum temperature varies by cat.#; see column-specific temperatures.

MXT-Biodiesel TG Columns (Siltek-treated stainless steel)

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

MXT-624 Columns (Siltek-treated stainless steel)

low- to midpolarity phase

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  • Application-specific columns for volatile organic pollutants. Recommended in U.S. EPA methods for volatile organic pollutants.
  • Temperature range: -20 °C to 280 °C.
  • Equivalent to USP G43 phase.
  • 4.5" standard coil diameter.

MXT-502.2 Columns (Siltek-treated stainless steel)

proprietary Crossbond diphenyl/dimethyl polysiloxane phase

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  • Application-specific columns with unique selectivity for volatile organic pollutants, cited in U.S. EPA Method 502.2 and in many gasoline range organics (GRO) methods for monitoring underground storage tanks. Excellent separation of trihalomethanes; ideal polarity for light hydrocarbons and aromatics.
  • Temperature range: -20 °C to 320 °C.
  • 4.5" standard coil diameter.

MXT-WAX Columns (Siltek-treated stainless steel)

polar phase; Crossbond Carbowax polyethylene glycolprovides oxidation resistance

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  • General-purpose columns for FAMEs, flavor compounds, essential oils, amines, solvents, xylene isomers, and U.S. EPA Method 603 (acrolein/acrylonitrile).
  • Equivalent to USP G14, G15, G16, G20, and G39 phases.
  • 4.5" standard coil diameter.

MXT-65TG Columns (Siltek-treated stainless steel)

high-polarity phase; Crossbond diphenyl dimethyl polysiloxane

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  • Application-specific columns, specially tested for triglycerides.
  • Stable to 370 °C.
  • 4.5" standard coil diameter.

MXT-65 Columns (Siltek-treated stainless steel)

mid- to high-polarity phase; Crossbond diphenyl dimethyl polysiloxane

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  • General-purpose columns for phenols, triglycerides, and fatty acids.
  • Temperature range: 50 °C to 300 °C.
  • Equivalent to USP G17 phase.

MXT-200 Columns (Siltek-treated stainless steel)

midpolarity phase; Crossbond trifluoropropylmethyl polysiloxane

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  • General-purpose columns for solvents, Freon fluorocarbons, alcohols, ketones, silanes, and glycols. Excellent confirmation column with an Rtx-5 column, for phenols, nitrosamines, organochlorine pesticides, chlorinated hydrocarbons, and chlorophenoxy herbicides.
  • Equivalent to USP G6 phase.
  • 4.5" standard coil diameter.

MXT-50 Columns (Siltek-treated stainless steel)

midpolarity phase; Crossbond phenyl methyl polysiloxane

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  • General-purpose columns for pesticides, herbicides, rosin acids, phthalate esters, and sterols.
  • Temperature range: 0 °C to 300 °C.
  • Equivalent to USP G3 phase.
  • 4.5" standard coil diameter.

MXT-35 Columns (Siltek-treated stainless steel)

midpolarity phase; Crossbond diphenyl dimethyl polysiloxane

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  • General-purpose columns for organochlorine pesticides, PCB congeners (e.g. Aroclor mixes), herbicides, pharmaceuticals, sterols, rosin acids, and phthalate esters.
  • Temperature range: 0 °C to 340 °C.
  • Equivalent to USP G42 phase.

MXT-1701 Columns (Siltek-treated stainless steel)

midpolarity Crossbond phase

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  • General-purpose columns for alcohols, oxygenates, PCB congeners (e.g., Aroclor mixes), and pesticides.
  • Equivalent to USP G46 phase.
  • 4.5" standard coil diameter.

MXT-1301 Columns (Siltek-treated stainless steel)

low- to midpolarity phase

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  • General-purpose columns for residual solvents, alcohols, oxygenates, and volatile organic compounds.
  • Temperature range: -20 °C to 280 °C.
  • Equivalent to USP G43 phase.
  • 4.5" standard coil diameter.

MXT-20 Columns (Siltek-treated stainless steel)

low- to midpolarity phase; Crossbond diphenyl dimethyl polysiloxane

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  • General-purpose columns for volatile compounds, flavor compounds, and alcoholic beverages.
  • Temperature range: -20 °C to 340 °C.
  • Equivalent to USP G28, G32 phases.

MXT-Volatiles Columns (Siltek-treated stainless steel)

proprietary Crossbond diphenyl/dimethyl polysiloxane phase

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  • Application-specific columns for volatile organic pollutants.
  • Temperature range: -20 °C to 320 °C.
  • 4.5" standard coil diameter.

MXT-5 Columns (Siltek-treated stainless steel)

low-polarity phase; Crossbond diphenyl dimethyl polysiloxane

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  • General-purpose columns for drugs, solvent impurities, pesticides, hydrocarbons, PCB congeners (e.g., Aroclor mixes), essential oils, and semivolatiles.
  • Equivalent to USP G27, G36 phases.
  • 4.5" standard coil diameter.

MXT-2887 Column (Siltek-treated stainless steel)

nonpolar phase; Crossbond 100% dimethyl polysiloxanefor simulated distillation

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  • Application-specific columns for simulated distillation.
  • Stable to 400 °C.
  • 4.5" standard coil diameter.

MXT-500 SimDist Column (Siltek-treated stainless steel)

nonpolar phase

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  • Application-specific columns in unbreakable Siltek treated stainless steel tubing meet all resolution criteria for high temperature simulated distillation.
  • Stable to 430 °C.
  • 4.5" standard coil diameter.

MXT-1 Columns (Siltek-treated stainless steel)

nonpolar phase; Crossbond dimethyl polysiloxane

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  • General-purpose columns for solvent impurities, PCB congeners (e.g., Aroclor mixes), gases, natural gas odorants, sulfur compounds, essential oils, hydrocarbons, semivolatiles, pesticides, and oxygenates.
  • Equivalent to USP G1, G2, G38 phases.
  • 4.5" standard coil diameter.

MXT-1 SimDist Column (Siltek-treated stainless steel)

nonpolar phase

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  • Application-specific columns in unbreakable Siltek treated stainless steel tubing meet all resolution criteria for high temperature simulated distillation (e.g., ASTM Method D2887 Extended).
  • MXT-1 SimDist phase offers true methyl silicone polarity.
  • Stable to 430 °C.

Hydroguard-Treated MXT Guard/Retention Gap Columns/Transfer Lines (passivated stainless steel)

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  • Extend analytical column lifetime by preventing degradation from harsh “steam-cleaning” water injections.
  • Maximum temperature: 325 °C.

Intermediate-Polarity Deactivated MXT Guard/Retention Gap Columns/Transfer Lines (passivated stainless steel)

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  • Useful for a wide range of applications.
  • Compatible with most common solvents.
  • Maximum temperature: 325 °C.