Product Info Catalog Outdoor Fertilizers, Chemicals & Spreaders Grass & Weed Killer Pondmaster Copper Sulfate Crystals, 10-Lbs. Pondmaster Copper Sulfate Crystals, 10-Lbs. Request a Quote UPC: 70251534029 SKU: 225341 Model Number: 5343502 Ready-to-use formulation. Controls algae. Use in ponds and lakes. Ready-to-use formulation. Controls algae. Use in ponds and lakes.
