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Scientific Study Shows HydroGraph Graphene Removes 100% of Toxic Industrial Dyes in Minutes, Offering Sustainable, Scalable Solution for Wastewater Treatment

VANCOUVER, British Columbia, Sept. 03, 2025 (GLOBE NEWSWIRE) -- HydroGraph Inc. (CSE:HG) (OTCQB:HGRAF) ("HydroGraph"), a leading producer of ultra-pure graphene, today announced the publication of a peer-reviewed study