Description
Calcium magnesium and strontium are required for the formation of aragonite the skeletal material of reef-building invertebrates such as corals clams tube worms and their respective allies Brightwell Aquatics Kalk+2 provides these elements and may also be used to help regulate pH in reef aquaria Kalk+2 does not contain chloride salts which is a strong point for some hobbyists Kalk+2 is an advanced Kalkwasser powdered supplement enhanced to include not only the traditional calcium hydroxide, but
