The integrity of the filter must be checked before and after use. This is a requirement of the EU GMP Guide1 and of the Ph. Eur. 2 The FDA3 also requires the integrity check, focussing on performance after the filter has been used.
Materials and Adjuvants for Pharmaceutical Equipment Construction – An Overview
When establishing the basic design of equipment, containers, components and machines for pharmaceutical use, a wide variety of materials is required. These are typically subdivided into materials of construction and adjuvants or production aids.