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Active Ingredients: Copper Sulfate
- Long term algae control
- 100 percent safe for humans fish livestock pets birds swimming and irrigation
- Not for use in Koi or Trout ponds
- Treat only a third to a half of your pond at a time
- One gallon treats 1 surface acre 1-3 ft deep
- For one acre mix 1 gallon of Crystal Plex with 10 gallons of water and spray directly on the algae mats
