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The product is also an excellent complement an algae refugium and DSB
providing the corals with optimal living conditions and excellent coloring
minimal ash
If phosphate is present in too high a concentration there may be an increase in growth of undesirable algae and if the phosphate level is higher than 0
Brightwell Refractometer & Hydrometer Calibration Standard others The product is also anBrightwell Aquatics Aquarium Reagents Refractometer & Hydrometer Calibration Standard is designed to provide an accurate reference for the calibration of seawater refractometers, hydrometers and other density measuring equipment. Instructions & Guidelines Refractometers 1. Shake product well before using. 2. Clean Refractometer prism slide with fresh distilled water. 3. Dry completely with soft clean dry cloth. 4. Place several drops of Brightwell