Modern reef 7.7 High Concentrate Set (RKS 7.7x) 4x5L

4x 5L cans Set 7.7x High Concentrated
(Base KH1, Base KH2, Base CAL, Base MAG)
Contains all the essential trace elements found in natural seawater, organic and inorganic micronutrients, and amino acids in a single product! Everything you need to maintain a thriving and colorful reef aquarium in a special secret proportional formula. Developed to enhance red, pink, blue, purple, and especially yellow/orange pigments and extreme polyp extension in all types of corals.