Comparison Study of the Eclipse 4660 and 4760 Purge and Traps Using USEPA Method 524.3

Analysis of Volatile Organic Compounds Using USEPA Method 524.3 Eclipse 4760 Purge and Trap and the 4100 Autosampler Introduction Although analysis of VOCs by purge and trap is considered a mature technique, advances in methodology and refinement of instrumentation are…

Application Note Comparison of Helium and Nitrogen Purge Gases for the Analysis of Volatile Organic Compounds (VOCs) by Purge and Trap Introduction Although analysis of VOCs by purge and trap (P&T) is considered a mature technique, advances in methodology and…

2017 EPA Method Update Rule and EPA Method 624.1 Introduction Method 624 is for the determination of volatile organic compounds in industrial discharges and other liquid environmental samples by gas chromatography combined with mass spectrometry (GC/MS). The method was developed…

Using Alternative Carrier Gas for US EPA 524.3 Application Note Abstract Due to regional shortages and increasing costs of helium, the preferred carrier gas in gas chromatography, alternative carrier gas options are in ever increasing demand. This study will evaluate…