Carbonyl Monitoring - Monitoring and Testing Information

Articles & Whitepapers

Electronic cigarettes disrupt lung lipid homeostasis and innate immunity independent of nicotine

Abstract Electronic nicotine delivery systems (ENDS) or e-cigarettes have emerged as a popular recreational tool among adolescents and adults. Although the use of ENDS is often promoted as a safer alternative to conventional cigarettes, few comprehensive studies have assessed the long-term effects of vaporized nicotine and its associated solvents, propylene glycol (PG) and vegetable glycerin ...

Transmission vs ATR spectroscopy | Animated Guides

Animations won't work in older browsers. What are the differences between using ATR spectroscopy and transmission spectroscopy for analysis and which option is better? Read this article to find out. ...

EC Requests Scientific Opinion on UV-Filter HAA299 (Nano)

On November 2, 2020, the European Commission (EC) requested a scientific opinion from the Scientific Committee on Consumer Safety (SCCS) on the ultraviolet (UV) filter HAA299 (nano) (chemical name “2-(4-(2-(4-Diethylamino-2 ...

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H2S in Natural Gas

The 933 is a unique UV-based photometric analyzer system for H2S analysis when present in concentrations below 100 ppm in natural gas and other applications. The analyzer responds quickly to changes in H2S concentration and it quickly self-recovers from extreme upset conditions.