Potable Water

EPDM NSF-61 O-Rings: Peroxide-Cured, Chloramine-Resistant Potable Water Seals
Buy EPDM FDA/NSF-61 peroxide-cured O-Rings for chloraminated drinking water, hot water, and food contact. Specs, approvals, and where this 70 duro compound belongs.
NSF/ANSI 61 O-Rings (Potable Water)
NSF/ANSI 61 certified O-Rings for drinking-water systems: elastomers proven safe for contact with potable water.