2020/10/19 · Description Septa replacement is one of our most common tasks when doing routine GC inlet maintenance on our gas chromatographs. Fortunately, it is also one of the easiest! In this example, we replace the septum in an Aijiren gas chromatograph. The steps may vary on a different instrument or configuration. Additional Resources

2013/05/09 · If column has been stored in it's original box with well end-capped (originally end-closed or capped with a septa), it may work well, otherwise, oxygen and moisture entered into the column may oxidize the stationary phase and lead to high bleed and so MS contamination. So Be careful about what column you install.

Front-end Weekly – monthly* Remove 1⁄ 2 to 1 meter from the front of the column when experiencing maintenance chromatographic problems (peak tailing, decreased sensitivity,

Starting Wednesday, March 4, 2020, all customers with SEPTA Key Cards and legacy Passes must Tap or Swipe to EXIT when using the designated turnstiles at Penn Medicine Station. This fare procedure will be in effect Monday-Friday 6:00 a.m. - 8:00 p.m. February 26, 2020 | Temple Station | TAP/SWIPE TO EXIT AT THE TURNSTILES

2022/08/05 · General Purpose Blue Septa are suitable for most GC applications, they have a service life of up to 150 injections, and the maximum working temperature is 250 °C. They are produced in

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2021/04/23 · General Purpose Septa for GC Aijiren’s general-purpose septa are made from an enhanced injection-molded silicone rubber material. The septa material, dark red or gray in

Inlet Septa for Gas Chromatography Advanced Green inlet septa eliminate sticking and reduce coring. Bleed temperature optimized (BTO) inlet septa are preconditioned and ready to use with low-bleed, mass spec capillary columns. Our long-life septa are specially formed for extended use, meaning less downtime.

Access to the inlet seal is not as easy as access to septa, inlet liners, or liner o-rings. From inside the GC oven, the column and a reducing nut must first be removed from the injection port. A thin washer that rests below the inlet seal should also be replaced. The inlet seal and washer should always be replaced when a new column is installed.

2 gc septa- end user - Free download as PDF File (.pdf), Text File (.txt) or read online for free. Scribd is the world's largest social reading and publishing site. Open navigation menu

セプタム セプタムの種類について 総合カタログNo.31 P.572 汎用タイプからローブリードタイプまで豊富なラインアップで、各GC に対応するセプタムを用意しています。 ＊:ショア硬さによる数値 注） 最高使用温度 は注入口設定温度になります。

2005/09/01 · Figure 2 - Septum degradation (seen as ghost peaks). Following is a simple test that can be performed in the laboratory: Keep the column cold (30 °C) for 15 min, perform a blank run (no injection—only a temperature program up to 300 °C), and observe the baseline. After that run, cool the column to 30 °C again, keep it at 30 °C for 60 min

2018/08/24 · How to replace the liner and the septum on a GC 3,016 views Aug 24, 2018 Replacing septum and liner on a Aijiren Tech TRACE 1300GC, see how our analyst does it in real time. Learn more