For gastroenterology, Global Seals' endoscope seals employ ECCO (ethylene chlorotrifluoroethylene) for chemical resistance to endomucosal fluids. ISO 10993-5 cytotoxicity is negative at all dilutions. FDA solutions include traceable polymer chains via GPC analysis. Custom labyrinth gaskets prevent scope fogging. Global Seals optimizes for 500 reprocessing cycles. https://globalsealstech.com/medical/