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.

Saturday, July 12, 2014

USP Guideline Note: HPLC Column Diameter Changes to Maintain Flow Rate Linear Velocity

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USP Allowed Variations in HPLC Column Diameter (*USP 32, Second Supplement, Dec 1, 2009). In the previous USP version, a change of up ...
Saturday, June 14, 2014

Popular LC/MS and HPLC Volatile Mobile Phase Modifiers

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For applications which utilize an Evaporative Light Scattering Detector (E.L.S.D.), Charged Aerosol Detector (CAD) and/or Mass Spectrometer ...
6 comments:
Saturday, May 10, 2014

Gradient Mixing Test For Your HPLC Pump (Step Gradient)

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The most popular type of gradient pumping module used to perform HPLC analysis utilizes a low pressure mixing valve in their design. These v...
Saturday, March 29, 2014

External (ESTD) vs. Internal Standard (ISTD) Calibration in HPLC

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Reliable quantitation of sample analytes using HPLC analysis requires accurate and reliable quantitation of a standard(s). For chromatograph...
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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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