Arianne Phosphate Successfully Produces Phosphoric Acid on a Continuous Basis

SAGUENAY, Quebec, May 14, 2026 (GLOBE NEWSWIRE) -- Arianne Phosphate Inc (the “Company” or “Arianne”) (TSX VENTURE: DAN; OTCQB: DRRSF; FRANKFURT: JE9N), a development-stage phosphate mining company, advancing the Lac à Paul project in Quebec's Saguenay-Lac-Saint-Jean region, is pleased to announce that phosphoric acid has been successfully produced on a continuous basis using its high-purity phosphate concentrate. This accomplishment marks the first time phosphoric acid has been continuously produced in the Province from a Quebec-sourced apatite concentrate in over 130 years.