Tuesday Tech Tips - How to Calibrate your Salinity Refractometer
投稿者 ：Matt Buschbacher on
A salinity refractometer is a handy device that allows you to quickly check the salinity of your aquarium water or salt water mix. To be sure your refractometer is providing accurate readings, it is best to calibrate it. Here's a quick tip on how to calibrate a salinity refractometer.....(READ MORE).