HyClone™ research grade foetal bovine serum (FBS) collected and imported from South American countries in compliance with EU regulations (Directive 92/118/EEC) and has been filed as an in vitro diagnostic reagent at the AFSSAPS under registration number T86062. Strict manufacturing and quality control procedures ensure its quality and suitability for research applications. Research grade FBS is filtered through sequential 100 nm (0,1 µm) pore-size related filters.