ARKA Calcium, 473 ml

Contains vitamin D3 to improve calcium absorption and thus promote healthy growth of corals and invertebrates. Prevents long-term calcium deficiency, helps stabilise the pH value and strengthens the skeleton.

With over 450 mg / L calcium in a highly bioavailable form.

Dosage note: Add 5 ml to 100 litres of water to increase the calcium content by 5.0 mg / L. (Dosage can be done daily in densely populated seawater aquariums)

The optimal calcium content is 380-450 mg / L

Tips:
• Protein skimmers, ozonisers and carbon and zeolite filters can reduce the number of important trace elements such as calcium, strontium, molybdenum, iodide, iron, vitamins and amino acids!
• Check your water values regularly.