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Bioprocess Facilities
Bioreactors, fermenters and the clean utilities around them, where Pre-FAT coverage testing and dimensional verification precede Final FAT.

Bioprocess facilities turn on cleanability and traceability: bioreactors, fermenters and the clean utilities around them are accepted on surface finish, drainability and documentation, most of which is proven at the vendor before Final FAT. A defect found after installation in a classified area is costly to correct.
PSPP witnesses Pre-FAT and FAT on bioreactors and fermenters — riboflavin coverage, surface-roughness, passivation and dimensional checks — and reviews the material and qualification records the quality system will later audit.
Challenges
Hygienic design & surface finish
Cleanability depends on verified surface roughness, drainable geometry and correct passivation.
Pre-FAT coverage testing
Riboflavin spray-coverage and readiness checks must pass before Final FAT is scheduled.
Material traceability
Product-contact materials require complete, audit-ready certificates tied to the installed component.
Our Solutions
Pre-FAT / FAT witnessing
Independent witness of coverage, surface and dimensional testing before Final FAT.
Surface & passivation verification
Witness of surface-roughness and passivation results.
Documentation review
Verification of material certificates and equipment qualification records.