Aqua Medic Refractometer

! Aqua Medic Refractometer

Product Details

• Brand: Aqua Medic

Features

• Used to determine the salt concentration in saltwater aquarium
• The exact value can be determined in seconds and can be read either as absolute salt concentration or as specific density.
• Refractometers are non electrical devices that work by measuring the refraction of light through an aquarium water sample on a glass plate
• A screw driver for calibration is included.