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strontium and carbonate hardness elements for the growth of the calcareous skeletons of stony corals
They are a complete pet food for fish
Mount Vertically or Horizontally
600 litre tank requires 60ml a day for 5 days
High-Efficiency DC Motor: Provides powerful performance with energy-saving operation
TMC Refractometer Sale strontium and carbonate hardness elementsTMC V2 Refractometer The V2 Refractometer is designed for testing the concentration of salt water and brine and is used for quality control in the marine industry and in research and clinical laboratories. The V2 Refractometers dual scale provides a direct reading of the specific gravity and parts per thousand (ppt) of salt in water. Automatic temperature compensation. High resolution, dual scale SG and PPT. Simple focus adjustment. Wipe clean lens.