What’s really my salinity lol

[Reef.]

Buy some 0.01g scales for $20, then make your own calibration fluid from Randy’s diy recipe

https://reefkeeping.com/issues/2004-06/rhf/index.php

 

[vtecintegra]

After finding out my salinity was low even though I have been using calibration fluid to calibrate my refractometer, I bought the TM hydrometer. No more second guessing.

 

[fishmonkey]

After finding out my salinity was low even though I have been using calibration fluid to calibrate my refractometer, I bought the TM hydrometer. No more second guessing.

lets get an update when you get it to see what the digital meters should be at.