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Refractometer aquaHolland

Very accurate salt measurement due to refraction of light index. Salt meter / refractometer is equipped with ATC (Automatic temperature compensation).

Sea water refractometer

Perfect for accurately measuring the salinity of your aquarium water.

True calibration for seawater measurement. A new finer scale ranging from 20-40ppt salinity (SG 1.015 to 1.030) 20/20 calibration at room temperature for more consistency and accuracy in daily use. Full ATC (automatic temperature compensation) ranging from 5 to 30 ° C.

Note : calibration with osmosis water or refracto check, the manual is covered with foam in the lid.


  • High accuracy Seawater Refractometer
  • This Refractometer offers exceptional accuracy for measuring the absolute salinity of seawater at a temperature of 25C.
  • Very clearly readable.
  • This refractometer is exactly the same as that of Red Sea, only a lot cheaper.


  • Above € 50,- free delivery in NL & BE
    In stock Ordered before 16:00, shipped today *
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    Refractometer AquaHolland

    Delivery time 1-3 working days
    € 59.00 € 49.99