Against the bleaching of coral due to phosphate deficiency. Phosphate (PO4) is incorporated into the substrate and can react to the dosage with a delay. (use a high resolution test)
Dosage DSR PO4 +
- Concentration: 0.1 ml / 100 l = 0.01 ppm increase
- Starting dose: 0.2ml / 100l per day (in case of long-term deficiency, measuring weekly)