Tekmar Talk Blog

VOC analysis of drinking water by Purge and Trap

Posted by Amy Nutter on Wed, Apr 03, 2024 @ 12:57 PM

If you work in a drinking water lab, you know there can be specific pain points to drinking water analysis. Here at Teledyne LABS, we design, manufacture, and distribute products that help make this analysis easier for our customers. Five of these pain points are:

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Tags: VOC, Volatile Organic Compounds, drinking water, P&T, Purge and Trap

One year after the East Palestine, Ohio, train derailment

Posted by Amy Nutter on Mon, Mar 11, 2024 @ 02:57 PM

It has been about one year since the Feb. 3, 2024, toxic train derailment in East Palestine, Ohio, where 20 cars carrying hazardous substances, including vinyl chloride, spilled onto the surrounding area. Vinyl chloride is a toxic material used in plastics production. Since then, a complete remediation of the

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Tags: VOC, vinyl chloride, P&T, Purge and Trap

US EPA prioritizing two VOCs used in Purge and Trap analysis for risk evaluation

Posted by Amy Nutter on Mon, Feb 05, 2024 @ 08:57 AM

Late last year, the United States Environmental Protection Agency (EPA) announced it will be prioritizing five toxic chemicals for risk evaluation under the Toxic Substances Control Act. During this process, if the EPA designates these chemicals as High Priority Substances, they will undergo an extensive comprehensive study. These studies will be crucial to helping protect people from toxic exposure.

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Tags: VOC, Volatile Organic Compounds, P&T, Purge and Trap

Preparing Your Instruments for the Holiday Break

Posted by Amy Nutter on Fri, Dec 08, 2023 @ 02:05 PM

With the holiday season upon us, your laboratory might be slowing or shutting down as you take time off from work. If you or your colleagues are away from your instruments for more than a long weekend, there are steps you can take to ensure a smooth startup when you get back into the laboratory.

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Tags: Purge and Trap Concentrator, GC/MS, P&T

Helium Conservation in Purge and Trap Analysis

Posted by Amy Nutter on Thu, Nov 02, 2023 @ 03:42 PM

Has your laboratory been having issues obtaining helium for your environmental analysis? As helium supplies become scarcer and more expensive, you may have been seeking alternative carrier gases or ways to conserve helium without sacrificing system performance. This blog will explore ways to conserve helium during your purge and trap (P&T) analysis.

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Tags: helium, VOC, Teledyne Tekmar, P&T, Purge and Trap

Troubleshooting Part 5: Six warning signs of a leak in your Purge & Trap and ways to detect the source

Posted by Amy Nutter on Wed, Sep 06, 2023 @ 04:07 PM

Throughout this troubleshooting series, in nearly every topic discussed, the answer led to performing a leak check on the Purge and Trap (P&T). This part of the series will go over the preventative maintenance program and understanding the leak check troubleshooting tool in Teklink, the Teledyne Tekmar P&T software.

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Tags: VOC, P&T, Purge and Trap, Atomx XYZ

Troubleshooting Part 4: Linearity and reproducibility issues

Posted by Amy Nutter on Fri, Aug 11, 2023 @ 11:12 AM

This is the forth in our Troubleshooting series for VOC Analysis. 

Troubleshooting linearity and reproducibility issues in your systems can be difficult. Problems with linearity and reproducibility can make calibrating your systems frustrating, and if internal standards are varying, it can cause all other target compound to look unstable.

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Tags: VOC, P&T, Purge and Trap

Troubleshooting Part 3: Elution issues and moisture control

Posted by Amy Nutter on Fri, Jul 28, 2023 @ 01:33 PM

This is the third in our Troubleshooting series for VOC Analysis. 

Part three will discuss elusion issues and moisture control for VOC analysis.

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Tags: VOC, Teledyne Tekmar, Volatile Organic Compounds, P&T, Purge and Trap, Moisture Control

High Levels of Benzene Found in Chinese Tap Water

Posted by Jason Davis on Thu, Apr 17, 2014 @ 03:50 PM

Benzene and Teledyne Tekmar

Benzene detection has been a frequent topic here at Teledyne Tekmar. In October 2013, we published an Application Note: “Achieving Low-Level Detection of Benzene in Beverages with an Automated Headspace Vial Sampler” and an accompanying webinar “Benzene in Beverages - How Low Can We Go” (to view the webinar, please click the button at the bottom of this blog).

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Tags: Purge and Trap Concentrator, drinking water, Stratum, HT3, Benzene, Beverage Analysis, US EPA Method 524.3, P&T

Hydraulic Fracturing

Posted by Betsey Seibel on Mon, Aug 13, 2012 @ 04:26 PM

Part of developing new and relevant applications is staying on top of current events, which can mean reading through a lot of news articles. The one topic we run into most often, especially recently here in Ohio, is hydraulic fracturing. Recently, the governor of Ohio announced increased fees for dumping wastewaters associated with hydraulic fracturing from out of state sources. All implications are that these drilling activities will have a national as well as global impact, as evident by this map of the shale gas plays in North America.

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Tags: Purge and Trap Concentrator, Hydraulic Fracturing, Fracking, P&T, NEMC, shale

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