Filter Integrity Testing in Liquid Applications, Revisited Part II

Russell E. Madsen Jr.

Russell E. Madsen is the former senior vice-president of science and technology at PDA, and is a current member of Pharmaceutical Technology's editorial advisory board.

T.H. Meltzer, PhD

T.H. Meltzer is a consultant, Capitola Consulting Co. (Bethesda, MD), tel. 301.986.8640, fax 301.986.9085.

James P. Agalloco

James P. Agalloco is the president of Agalloco & Associates, P.O. Box 899, Belle Mead, NJ 08502, tel. 908.874.7558, He is also a member of Pharmaceutical Technology’s editorial advisory board.

J.E. Akers

M.W. Jornitz

Pharmaceutical Technology, Pharmaceutical Technology-11-02-2001, Volume 25, Issue 11

In the concluding part of this article, the authors address diffusive-airflow imprecisions and measurements as well as automated integrity-test equipment, variations in bubble-point measurements, and the identification of a "sterilizing" filter.