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© 2022 MJH Life Sciences and Chromatography Online. All rights reserved.
© 2022 MJH Life Sciences™ and Chromatography Online. All rights reserved.
September 15, 2021
In this application note, we will walk you through the steps required to change your carrier gas from helium to hydrogen.
August 24, 2021
Quantitative recollection of split sample to a second sample saver tube is demonstrated for different split ratios on the CDS 7550S automated thermal desorber.
August 19, 2021
Application guide to PFAS analysis in environmental and food samples, from sample preparation to LC–MS/MS analysis, featuring both validated and exploratory methods.
In a commercial laboratory setting, Strata-X-AW and Gemini 3 µm C18 show excellent precision and recovery in EPA Method 533 for the analysis of PFAS in drinking water.
Strata PFAS (WAX and GCB combined in a single SPE tube) compliant with DOD QSM 5.1, but more accurate, precise, and economical than dual tube or dispersed GCB solutions.
A QuEChERs + SPE sample preparation technique coupled with LC–MS/MS is shown to provide sub-ppb analysis of PFAS in dairy and fish samples.
Validation of a water and wastewater method for the California PFAS panel using SPE (WAX/GCB) preparation and LC–MS/MS analysis with a variable pH LC mobile phase
Phenomenex announces a new graphitized carbob black (GCB) SPE tube for DOD QSM 5.3 compliant PFAS analysis.
A municipal wastewater laboratory demonstrates the use of QuEChERs sample preparation techniques to analyze PFAS in sediments at sub ng/g levels.
A wide variety of LC column chemistries were evaluated to demonstrate new chromatographic approaches to complex PFAS analyte lists.