FRITZ LIQUID TEST KITS - COPPER TEST KIT - It is crucial to closely monitor copper used in aquariums to ensure the correct dose has been applied, especially in volumes of water that are unknown and with copper-sensitive species. Accurate in both Fresh and Saltwater. Essential when Medicating with Copper-based Treatments. Measures Free and Total Copper.

• Accurate in both Fresh and Saltwater
• Essential when Medicating with Copper-based Treatments
• Measures Free and Total Copper