Click here to view the complete E-Separation Solutions newsletter from August 8, 2013.
Identifying Superior Quality in Beef with GC×GC-TOF MS
September 23rd 2024A recent study focused on improving the flavor of beef from Xinjiang brown cattle utilized two-dimensional gas chromatography–time-of-flight mass spectrometry (GC×GC-TOF MS to analyze volatile flavor compounds across different beef cuts.
Nitrosamines, Meeting Regulatory Requirements
September 23rd 2024The necessity to analyse drug products for nitrosamines and NDSRIs (Nitrosamine Drug Substance Related Impurities) is well documented. In this document we provide an overview of 7 of our most recent applications in this area, together with links to the relevant technical notes.
Modern HPLC Strategies: Improving Retention and Peak Shape for Basic Analytes
August 16th 2024In high-performance liquid chromatography (HPLC), it is common for bases and unreacted ionized silanols on silica-based columns to cause irreproducible retention, broad peaks, and peak tailing when working with basic analytes. David S. Bell, Lead Consultant at ASKkPrime LLC offers innovative HPLC strategies that can help mitigate such issues.
Demystifying L/dp Ratio When Working with Allowable Adjustments
September 23rd 2024This white paper explores L/dp ratio for pharmacopeia allowable adjustments. It considers efficiency, explaining why L/dp ratio can be used as a proxy for efficiency, and illustrates the allowable adjustments through reviewing at a selection of different monographs.