Copper Sulfate Pentahydrate (Large Crystals) Contains EPA label approved to kill algae and roots. Ships Lightning Fast Via FedEx. WE DO NOT SHIP TO NEWYORK STATE EPA registration number: 73385-1 EPA establishment number: 073385-MEX-001 more
Copper Sulfate Pentahydrate-50 Pound bag of Mini Crystals. Shipped in a box by FedEx Ground. EPA labeled for algae and root control. WE DO NOT SHIP TO NEWYORK STATE EPA registration number: 73385-1 EPA establishment number: 073385-MEX-001 more
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