January/February 2023

Part II of this series looks at the mechanism via which molecules move through HPLC columns and leads us to a discussion on the equations used to characterize separations.

There goes another year in the books. This review of 2022’s extraction greatest hits takes a look at discoveries, advancements in technology, and other highlights from the year. This article also lays out some predictions for 2023, which is set up to be an interesting year with less access to funding that could slow the development of new technology or innovation in the extraction space.

Here we continue the discussion of energy and elements used in atomic spectroscopy by looking at one of the most commonly used analytical techniques in the elemental analytical laboratory—inductively coupled plasma-atomic emission spectroscopy (ICP-AES).

This article addresses the US Department of Agriculture’s hemp testing rules and what laboratories should know regarding hemp testing. The author provides a short tutorial for laboratories and includes a section how laboratory information management systems (LIMS) can help.