Pharmaceutical and food-contact FFKM grades comply with FDA 21 CFR 177.2600, USP Class VI, and 3-A sanitary standards. Extractable levels remain below detection limits even after autoclave cycling at 134°C. These compounds resist CIP/SIP chemicals including sodium hydroxide, phosphoric acid, and peroxide sanitizers. White and metal-detectable versions prevent contamination in process ... https://globalsealstech.com/ffkm-seals/