A complete source of elements and molecular compounds used directly by corals, oysters, and other reef organisms to build their skeleton and grow.

Provides:

• Calcium (140,000 ppm)
• Strontium
• Magnesium
• Potassium

Strong source of carbonate salts. Increases alkalinity and helps stabilize pH.

Free from phosphate and silicate compounds, as well as organic material.

Can be used as an alternative to automatic calcium reactors.

Tags: aquarium kh, marine water kh supplement.