PCP #23636 · Ocion Water Sciences Inc. · Fungicide
Bactericide, algaecide, and cyanobactericide containing 5% copper (as copper sulphate pentahydrate) for control of algae, blue-green algae (cyanobacteria), and bacteria in ponds, lagoons, dugouts, water storage tanks, animal drinking water tanks, and wastewater treatment systems. Provides odour control in sewage water and animal manure pits.
Crop × pest × application rate combinations from the official label. Rates converted to per-acre. PHI is the pre-harvest interval; REI is the restricted-entry interval. Always confirm against the official label PDF before applying.
| Crop | Target | Rate | PHI | REI |
|---|---|---|---|---|
| Animal Drinking Water Tanks | Algae (prevention of algal bloom) | 16.7 ppm | – | – |
| Animal Manure/Water Pits | Bacteria (odour control) | 33.3 ppm | – | – |
| Dugouts | Algae (prevention of algal bloom) | – | – | – |
| Gutters | Algae (prevention of algal bloom) | – | – | – |
| Highly Contaminated Pits | Bacteria (odour control) | 160 ppm | – | – |
| Industrial and Farm Ponds | Algae (prevention of algal bloom) | – | – | – |
| Lagoons | Algae (prevention of algal bloom) | – | – | – |
| Municipal Water Supply Reservoirs | Algae | 1 ppm | – | – |
| Organic Sludges | Bacteria (odour control) | 33.3–41.7 ppm | – | – |
| Pits | Algae (prevention of algal bloom) | – | – | – |
| Ponds | Algae (permanent control) | – | – | – |
| Ponds | Algae (prevention of algal bloom) | – | – | – |
| Ponds | Blue-green algae (cyanobacteria) - Full Existence | – | – | – |
| Ponds | Blue-green algae (cyanobacteria) - Mild Existence | – |
| – |
| – |
| Ponds | Blue-green algae (cyanobacteria) - Outbreak | – | – | – |
| Ponds | Blue-green algae (cyanobacteria) - Shock Treatment | – | – | – |
| Potable Water Storage Tanks | Algae (prevention of algal bloom) | – | – | – |
| Slurry Reservoirs | Algae (prevention of algal bloom) | – | – | – |
| Wastewater Lagoons | Bacteria (odour control) | 33.3 ppm | – | – |
| Water Treatment Facilities | Algae and bacteria | – | – | – |
About this content. This page presents the official PRD label as published by Health Canada's Pesticides Regulatory Directorate (formerly the Pest Management Regulatory Agency), the source of record. Always read the official label and consult your provincial pesticide- application authority before use. Report an error.
