Have you seen the latest FDA draft guidance? Bacterial Risk Control ... Platelets for Transfusion January 28, 2019 Joy Gould https://www.fda.gov/regulatory-information/search-fda-guidance-documents/bacterial-risk-control-strategies-blood-collection-establishments-and-transfusion-services-enhance Download the draft guidance here: https://www.fda.gov/media/123448/download