The Food and Drug Administration (FDA) is a US government agency established in 1906. Amongst other things the FDA gives approval to regulated products before they can be sold in the U.S.
Here in DK/Europe valves made of FDA compliant materials are widely used by the pharmaceutical and food industry to maintain high sanitary standards in food, beverage, and dairy systems that require frequent cleaning. The high level of purity requirement of the FDA ensures safe to eat food and safe to use medical drugs.
All CPTFE, PTFE and RPTFE material used in all MODU ball valves comply with the U.S. Food & Drug Administration (FDA) code of Federal Regulations, Title 21, part 177.1550