Refractometer

[houstonreef]

What is the embient temp of the room when you cabriate the refractometer ( the one in the Power Buy- Premium Aquatics) and test water.


Thanks in Advance

 

[houstonreef]

^^^^

 

[danmhippo]

I don't think it matters.

 

[texasreefer]

The instructions say to calibrate it at 68º F ambient room temperature. Once it is calibrated the room temperature doesn't matter within reason (50º to 86º F).