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Pro PotPerm KMnO4 Pro brand* potassium permanganate, one of the most recognized brands in the chemical supply business. (Depending on availability, a comparable brand may be shipped unless otherwise requested) 6 Bottles You get 6 bottles, each 2 lb Greensand Intended for use in Greensand sytems to rejuvenate the Greensand media, allowing it to continue removing the iron, sulfur, & manganese from your water.

    Pro Potassium Permanganate KMnO4 (6 bottles-2 lb each)

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