API Copper Cu+ Freshwater & Saltwater Aquarium Test Kit, 90 count by API is a practical choice for pet owners. Copper – a treatment for many parasitic infections – must be monitored in an aquarium or a pond. The copper level can drop too low for the treatment to be effective, or can increase to a point that is detrimental to fish health. Copper is likely even present in your tap water.

Please review the listed size, quantity, ingredients and suitability before ordering.