New condition.
PU in Waltham.
$25
PU in Waltham.
$25
LED Refractometer for Reading Salinity with Calibration Fluid
Precise & Reliable Specific Gravity Readings in any Lighting Conditions! Refractometers are a must-have piece of equipment for any aquarists! Easily and accurately measure the salinity of your tank and with the built-in LED light, your readings will be consistent no matter the type of ambient...
www.bulkreefsupply.com