PT - JOURNAL ARTICLE AU - Olson, W. P. AU - Gatlin, L. A. AU - Kern, C. R. TI - Diffusion and Bubble Point Testing of Microporous Cartridge Filters: Electromechanical Methods DP - 1983 Jul 01 TA - PDA Journal of Pharmaceutical Science and Technology PG - 117--124 VI - 37 IP - 4 4099 - http://journal.pda.org/content/37/4/117.short 4100 - http://journal.pda.org/content/37/4/117.full SO - PDA J Pharm Sci Technol1983 Jul 01; 37 AB - The Automatic Diffusion Tester (Millipore), Electronic Forward Flow Test Kit (Pall), and Sartocheck (Sartorius) filter test machines were evaluated for diffusion/bubble point testing of pleated membrane filter cartridges. Each machine performed according to the claims of the manufacturer and each was validated by means of simple tests. Each of the machines was unique in some particular, and each of them can be considered a useful adjunct to the evaluation and control of process filters.