Tekmar Talk Blog

In early 2024, the U.S. Environmental Protection Agency (EPA) finalized a ban on most uses of methylene chloride³.

Tags: VOC, Teledyne Tekmar, Volatile Organic Compounds, methylene chloride

PFAS (per- and polyfluoroalkyl substances) are a group of manufactured chemicals that have been used since the 1940s in industrial and consumer products. It’s a term you have probably heard all over the news in recent years.

Tags: drinking water, PFAS

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:

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

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

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

Quantitative analysis determines the concentration of a target analyte present in a test sample. Detection limits and quantitation limits are used to express the ability of the instrumentation and the accuracy of the analytical results. This blog provides a brief overview on guidelines and references for achieving applicable detection limits and reliable quantitation limits.

Tags: TOC, Total Organic Carbon, Teledyne Tekmar, relevant detection, quantitation limits

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.

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

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.

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

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.

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

In this last installment of our volatile organic compound (VOC) analysis troubleshooting series, the benchmark test will be covered. This benchmark test is available in the Teledyne Tekmar TekLink software tools menu. The tool allows for full electromechanical testing, including valving, heaters, vial handling systems, liquid delivery system, inputs and outputs.

Tags: VOC, Teledyne Tekmar, Volatile Organic Compounds, Purge and Trap

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.

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