LCGC Blog
As I wrote the title of this month's installment, I could not help but wonder where the cliché "more than one way to skin a cat" came from. Turns out it is from Mark Twain in his 1889 work, A Connecticut Yankee in King Arthur's Court. I have never read that book, but I certainly have heard this saying used more than once—even if it might offend some cat lovers. Of course, it means simply that there is more than one way to do something. Read more
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The VICI miniPDD (PDHID) uses about one fifth (20%) the amount of helium as the current versions, giving up only a bit of sensitivity and dynamic range. It is approximately one half the size of the D-4 series, but has nearly the same sensitivity — about 100 ppb for fixed gases. It is particularly well suited where the high cost of helium becomes a consideration.
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Application Note
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High-resolution mass spectrometry techniques are essential for monitoring food and environmental samples across the globe; it can monitor unlimited targets at the same time as discovering unknown compounds or metabolites of interest.
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LCGC TV
Ionic-liquid-based SPME coatings need to be capable of withstanding some harsh conditions in GC and GC–MS analyses, such as high salt content, extremes of pH, and high desorption temperatures. Jared Anderson from the Iowa State University explains how he has been working to address these limitations within the analyses. Read more
NEWS
The ban on organotins (OTs) has not led to a significant reduction in marine pollution according to research published by the Polish Academy of Sciences. Read more
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FEATURED ARTICLES
Membranes play an important role in living species as well as in technical processes, including in human care (for example, in kidney treatment). This instalment of Tips & Tricks discusses gel permeation chromatography/size-exclusion chromatography (GPC/SEC) for membrane analysis. Read more
"Interfering peaks or high baseline background can compromise the results of gradient LC separations." John W. Dolan answers a readers' question regarding Gradient Ghost Peaks. Read more
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