Fluval Phosphate Test Kit for Aquarium Water, Freshwater & Saltwater Fish Tank Test

Fluval Phosphate Test Kit for Aquarium Water, Freshwater & Saltwater Fish Tank Test

Amazon.com Price: $14.49 (as of 16/05/2022 06:56 PST- Details)

Description

When organic matter decays, phosphates are released into the water and can cause undesirable algae as well as inhibit the growth of hard corals. Test as needed.