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ACCESS Newswire·

ZEN Graphene Solutions and Trebor Rx Announce Health Canada Approval for ZENGuard Mask

GUELPH, ON / ACCESSWIRE / September 22, 2021 / ZEN Graphene Solutions Ltd. ("ZEN" or the "Company") (TSXV:ZEN)(OTC:ZENYF), a Canadian, nanotechnology company focused on next-gen healthcare solutions, today announces Health Canada approval of ZENGuard™