Air-Water Binary Gas Integrity Test for Sterilizing and Virus Filters.

Unlabelled: Reliability of retention performance is of paramount importance for membrane filters designed for sterile and virus filtration. To achieve dependable retention, an integrity test can be applied to ensure the absence of oversize pores or defects that can compromise the retention capability of the filter. Probably the most commonly applied nondestructive integrity test for membrane filters is the gas-liquid diffusion test, with air and water often used as the gas-liquid pair.