Products & ReviewSeparations

Rtx-5 (G27) Columns (Fused Silica)

Low-polarity phase; Crossbond diphenyl dimethyl polysiloxane

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Restek Corp.

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Average Rating 5.0

|4Scientists have reviewed this product

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Great results and consistancy with this column.

 

Average Rating 5.0

Application Area:

Diesel range organics

Great results and consistancy with this column.

Review Date: 16 Jul 2021 | Restek Corp.

Great column.

 

Average Rating 5.0

Application Area:

Pharmaceuticals

This is a very reliable column. After repeated uses and injections we get the same consistent results.

Review Date: 9 Dec 2019 | Restek Corp.

Great column, great service!

 

Average Rating 5.0

Application Area:

Forensic seized drug analyses

This column is almost perfect for seized drug analyses. Secondary amines (such as methamphetamine and MDMA) need to be base extracted for that nice, narrow peak, and d9-THC likes to hang around, but otherwise I am very satisfied with this column. The customer service at Restek has also been great!

Review Date: 31 Jul 2018 | Restek Corp.

Great results.

 

Average Rating 5.0

Application Area:

Drinking Water - Herbacides/Pesticides

We've used these columns for years and they are superior to other vendors. They are always shipped out to us in a timely manner and we can always count on their reproducibility. We test at or below NYS drinking water quality standards and these columns always deliver.

Review Date: 27 Jul 2018 | Restek Corp.

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.

Equivalent to USP G27 and G36 phases.

Temp. Limits: 60 to 325/340 °C

Similar To: Agilent 122-5033, 19091J-233; Phenomenex 7HG-G002-22; Varian CP8771; Grace 13657, 5121840, 8635223

Length: 30 m

Internal Diameter:

  • 0.25 mm
  • df (µm):
  • 1.00 μm
Application NoteFood and Beverage

Rt-2560 Columns Ensure Accurate, Reliable AOAC 996.06 and AOCS Ce 1j-07 FAMEs Analysis

Restek’s Rt-2560 GC column was originally developed for detailed analysis of FAMEs in foods and food products. Its highly polar biscyanopropyl stationary phase and long column format make it an effective tool for the difficult task of separating and accurately quantifying complex mixtures of FAMEs. Recently, Restek optimized the manufacturing process and implemented a new, application-specific, QC-testing procedure for all new Rt-2560 columns (cat.# 13198). As shown here, Rt-2560 columns produced using the optimized process exhibit excellent performance for both AOAC 996.06 and AOCS Ce 1j-07 FAMEs analysis and meet all method requirements.


Application NoteSeparations

Whole Air Canister Sampling and Preconcentration GC-MS Analysis for pptv Levels of Trimethylsilanol in Semiconductor Cleanroom Air

Damage to scanner lenses by Trimethylsilanol (TMS) in cleanrooms in the semiconductor industry has resulted in the demand for accurate and reliable methods for measuring TMS at trace levels. This application note describes a whole air canister-based approach for field sampling TMS in air, as well as a preconcentration GC-MS laboratory method for analysis.

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