Determining Low PPB Levels of Nitrite in Polymeric Excipients
September 9th 2024In this paper, the authors introduce a method that combines ion exchange chromatography with an easier-to-perform, simpler one-step post-column derivatization that is selective to nitrite and visible spectrophotometric detection to allow high sample loading volumes without affecting resolution.
The Role of Dry (Water-free) Process Equipment Cleaning in Continuous Pharmaceutical Manufacturing
August 11th 2024The growing use of continuous manufacturing in the pharmaceutical industry merits a review of the application of dry cleaning and sanitization methods, especially for non-sterile oral solid drug product manufacturing of dry powders.
Reliance-Based Waivers Become the Predominant Trend in In-Country Testing of Pharmaceutical Products
This study reviews changes in in-country testing (registration testing, import testing) requirements and analyzes current trends. In the context of international harmonization of good practices and standards as well as the improved information exchange between national regulatory authorities, in-country testing is considered outdated and redundant in many cases.