Mr. John Fetzer

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Dr. John C. Fetzer, PhD offers over 20 years of expertise in Analytical Chemistry, focusing on Polycyclic Aromatic Hydrocarbons, Petroleum and its Products, Chromatography, and UV and Fluorescence Spectroscopy. He offers Analytical Chemistry Consulting Services and Scientific Career Development Consulting services to companies, organizations, and individuals. Dr. Fetzer has over a decade of experience as a supervisor, team leader, trainer, and coach. He has published over 100 peer-reviewed scientific publications, 2 books, and 8 book chapters. 
Dr. Fetzer is an American Chemical Society tour speaker, who has participated in over twenty invited lectures at conferences, universities, and government laboratories.

4 results Found
Live Webinar

Issues in Calibrations and Accuracy in Method Validation

One of the most important concepts and criteria of Good Laboratory Practices is accuracy, how well does a methodology stand in terms of quantifying when compared to an expected value? There are various approaches in calibration and in the u ...

  • Intermediate
  • 60 Mins
  • Jan 22, 2019
Live Webinar

The Identification and Quantitation of Low-Level Compounds for Impurity and Degradation Analyses

In the development and approval process for new medicines and pharmaceuticals, 2 important tests focus on compounds of low concentrations – impurity and degradation product analyses. Analytically this means identifying these compounds and a ...

  • Basic & Intermediate & Advanced
  • 90 Mins
  • Feb 26, 2019
Recorded Webinar

Instrumental Issues in Validation of Liquid Chromatography Methods

Instrumental liquid chromatography, either as HPLC or UPLC, are common techniques in laboratories that do regulatory-compliance work. For Good Laboratory Practice (GLP) or for ISO 17025 compliance, such methods must meet certain requirement ...

  • Basic & Advanced
  • 60 Mins
Recorded Webinar

Statistical Process Control to Maintain Laboratory Compliance

Background : Control charts are based on the distribution of data expected in a laboratory, the Gaussian distribution of occurrences. There are well defined probabilities for the data. Guidelines for good or unacceptable behaviour are well known. ...

  • Intermediate
  • 60 Mins