Recent posts

Understanding Sample Complexity: Determining Matrix Effects in Complex Food Samples

By August 24, 2020

While the hyphenation of chromatographic and mass spectrometry technologies has revolutionized food contaminant testing laboratories, one major drawback is the potential for the phenomenon of matrix effects.  Due to unwanted interactions between the analytes and… Read more >

Categories: Food & Environmental
Tags: , ,

The Impact of Complex Global Supply on the Nitrosamine Crisis

By July 9, 2020

When a crisis occurs, hindsight is a great teacher. Any company developing or manufacturing products that impact human health can learn from the recent nitrosamine impurity contamination of angiotensin II receptor blockers (ARBs) by reviewing… Read more >

Categories: Pharmaceutical
Tags: , , , , ,

Data Integrity Matters: Unknown, Unintegrated or Undetected Chromatography Peaks

By March 24, 2020

In an earlier blog, I discussed the concerns about extraneous peaks that might appear in LC separations. While there can be many sources for peaks unrelated to the test substances, how do you decide which… Read more >

Categories: Data Integrity
Tags: , ,