PPC filters are validated using test procedures that comply with ASTM F 838-15(ae1) protocols for the determination of bacterial retention in filters used for liquid filtration. The challenge level is a minimum of 107 organisms per cm2 of filter media. CPF filters have > 7-log removal when challenged with the organisms listed below (0.03μm, 0.10μm and 0.22μm meet the FDA definition of sterilizing grade filters).
Validation Guides are available upon request.
- 0.03μm: Acholeplasma laidlawii
- 0.10μm: Brevundimonas diminuta
- 0.22μm: Brevundimonas diminuta
- 0.45μm: Serratia marcescens
PPC filters are 100% integrity tested. CPF filters are developed and manufactured under an ISO 9001:2015 certified Quality Management System and designed to be used in cGMP-compliant processes.
Available from 5-40 inches in length with several end connections and O-ring options.
These filters are PPC cartridges encapsulated in a polypropylene shell to minimize exposure to process fluids. A popular choice for single-use applications and can be disposed of easily. Sizes range from 2-30 inches in length. PPC Capsules are available pre-sterilized.