HPLC CHROMATOGRAPHY HINTS and TIPS FOR CHROMATOGRAPHERS [HPLC TRAINING ARTICLES]

The HPLC "Hints and Tips" found here will be of interest to anyone performing HPLC, UHPLC (UPLC), LC/MS, SFC, CE or GC analysis. Many of these free tips, taken from professional classes that I teach, discuss fundamental to advanced level chromatography concepts in a practical way. Occasionally, I will also include laboratory computer related tips here too. Please "follow" this blog to receive updates of new posts. Hint: Type keywords into the SEARCH bar to quickly find other articles.

Showing posts with label Contamination. Show all posts
Showing posts with label Contamination. Show all posts
Saturday, December 11, 2021

GC-MS Contamination Identification and Sources

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Over the past few months I have received a number of questions regarding the identification and possible sources of contamination observed i...
Saturday, April 8, 2017

LC-MS Contamination? Another Possible Cause. Are your Mobile Phase Bottles and Pick up Filters Clean ?

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One of the mo re common LC/MS problems I am asked to help solve deals with contaminate d LC-MS or LC/MS/MS systems. Over time, m any syst...
Saturday, August 1, 2015

An Often Ignored HPLC & LC/MS Contamination Source. Did you check your Vacuum Degasser?

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The introduction of electronic vacuum degassing / degasser modules to the liquid chromatography industry a few decades ago has introduced se...
2 comments:
Saturday, February 28, 2015

Carry-Over (Carryover) Contamination in HPLC and LC-MS Systems

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"Carry-over" is a term used to describe a type of sample contamination which causes sample peaks to re-appear in later runs whic...
2 comments:
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HPLC EXPERT
AKA: "The HPLC Doctor". An expert Chromatographer, Scientist, Consultant and Inventor who works in the Analytical, BioMedical, BioPharma, Medicinal Chemistry, Medical Device and Product Engineering fields. I enjoy teaching, working with and training scientists to use different types of analytical instrumentation to solve challenging problems.
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