1. Filter Selection FAQ

    Filter Selection FAQ

    At CRS we have several customizable filter options to fit your specific application. We have outlined some common questions in the selection process.

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  2. When Should I Replace/Regenerate My Purifier?

    When Should I Replace/Regenerate My Purifier?

    The easiest and most obvious answer is to use a purifier with a built-in indicator: order a replacement when it starts turning color!

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  3. Gas Purifier Installation – Vertical or Horizontal?

    Gas Purifier Installation – Vertical or Horizontal?

    Whenever possible purifiers should be installed in a vertical position to prevent “channeling” of the gas stream, which can lead to premature contaminant breakthrough.

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  4. CRS Reconditioning Program

    CRS Reconditioning Program

    This benefits our customers by saving money on cartridges and also helps save the planet by keeping heavy metal cartridges from entering our landfills.

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  5. What Type of Fitting Do I Need on my Gas Filter?

    What Type of Fitting Do I Need on my Gas Filter?

    There are many kinds of fittings on the market for gas filters, including standard compression fittings, quick connect fittings, and push to connect fittings- to name a few. We are going to take a look at the different kinds of fittings and their applications

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  6. Crimping – Is My Headspace Vial Tight Enough?

    Crimping – Is My Headspace Vial Tight Enough?

    Headspace analysis is particularly sensitive to the quality of the sealing system used to contain the sample. The high pressures and high temperatures in use require high-performance and reproducible seals. So – in the absence of a high-priced residual force tester – how do we determine the tightness of the cap?

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  7. SPME-GC, Which Septa Should I Use?

    SPME-GC, Which Septa Should I Use?

    Adding a chamfer to septa significantly improves performance by guiding the needle to the same location each time, reducing coring. However, without pre-piercing there is still a high risk of contamination by the SPME needle punching a septum core into the liner, presumably on the first piercing...

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  8. What Kind of Moisture Indicator Do I Need?

    What Kind of Moisture Indicator Do I Need?

    When searching for an indicating gas purifier, you will find there are many filters containing a variety of moisture indicators on the market. It is important that you pick the right indicator for your specific application to get optimal performance.

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  9. Why should I be using an Electronic Crimper?

    Why should I be using an Electronic Crimper?

    Are you still crimping your chromatography vials with a manual hand crimper? Crimping all those vials by hand takes valuable time away from your analysis! The Electronic Crimping Tool from CRS will save you the strain, stress, and time wasted with a bulky metal manual crimper.

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