API Aquaponics/Ponds 150 Tests Phosphate Liquid Test Kit for Fresh/Salt Water

API Phosphate Test Kit

The API Phosphate Test kit contains 150 tests and is suitable for fresh & salt water. Phosphate (PO4) can enter the water through tap water, fish waste or decaying food.
Phosphates are an important mineral to test for in Aquaponics and Ponds for the following reasons:

As phosphate increases, so does the chance of having unsightly algae and green water blooms
In saltwater, excess phosphate can inhibit the growth of hard corals