Red Sea’s Phosphate Pro Reef Test Kit is an advanced colorimetric test with comparator, measuring the level of phosphate in your reef aquarium to an exceptionally high accuracy of 0.02ppm PO4.
Phosphate Pro Reef Test Kit, when used in conjunction with the Nitrate Pro Reef Test Kit, enables accurate dosing of Red Seas NO3:PO4 X (Biological Nitrate and Phosphate reducer) which is part of the complete Red Sea Reef Care Program.