Strontium (Sr) - supports the formation of hard coral skeletal tissue and significantly improves the calcium absorption. Supports the growth of soft corals. 10 ml of the product increases the strontium level by 1 mg/l (ppm) in 100 litres (27 US gal) of water. Recommended level: 6.00 - 10.00 mg/l (ppm).
Recommended dosage: 0.5 ml/100 l (27 US gal) of water daily