Red Sea Trace Colors A/B/C/D 4x Pack Reef Foundation Program: This program

Reef Foundation Program: This program provides you with biologically balanced levels of foundation elements (Calcium

Concentration:

alkalinity and all essential trace elements

which helps prevent immediate further algae growth

In the home aquarium

Red Sea Trace Colors A/B/C/D 4x Pack Reef Foundation Program: This programRed Sea has done testing to see what elements corals take up in what ratios. They then developed an entire system to keep your reef tank from being depleted of any single element, while giving your corals great health and vibrant coloration. Provides the 31 minor and trace elements required by corals in 4 100 mL bottles. Includes: Red Sea Trace Colors A (Iodine Halogens) 100 mL promotes pink colors Red Sea Trace Colors B (Potassium) 100 mL promotes