Refractometers are essential equipment for saltwater aquariums. These testing devices are used to maintain the ideal specific gravity (SG) for your marine aquarium fish, corals and other invertebrates.
PINPOINT® Salinity Monitor PINPOINT® Salinity Monitor will accurately and immediately measure the amount of salt in any marine or freshwater system. The reading is fully temperature compensated, which is difficult or impossible with nearly any comm…
Refractometer calibration solution is used to accurately calibrate your refractometer for testing natural sea water or synthetic sea water to help ensure that your reflectometer is working on the optimal condition and accuracy.
D-D True Seawater Refractometer Hand held instrument for the measurement of the TRUE Salinity and Specific Gravity (S.G.) of sea water by refractive index. What is different about the D-D Seawater Refractometer? Almost all hand held salt water…
Features;
Features
