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Ships within 48 hours · Estimated delivery Jul 30 - Aug 4
User-Friendly Design: Comes in three 100g pre-measured bags for simple installation and replacement
and canthaxanthin for vibrant fish hues
launched January 2013
Can be used as the primary filtration medium or alongside others
Concentration: 5 mL (1 capful) per 200 L of water
Red Sea Seawater Refractometer - Accurate Salinity Measure d-d User-Friendly Design: Comes in threeThe Red Sea Refractometer R12018 is an advanced instrument designed specifically for measuring the absolute salinity of seawater at a standard reef aquarium temperature of 25C (77F). This precision device eliminates the need for seawater or temperature compensation factors, as it is calibrated precisely for natural seawater (NSW). Unlike traditional refractometers that are typically calibrated for brine (NaCl solutions), the Red Sea Refractometer
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