Quote:
Originally Posted by ElGuappo
correct me if im wrong as i dont have a refracto and i have used a friends to find out my hydro is out .0015 aprox. but are you not supposed to use distilled water to zero in a refracto?????/
|
Yes, distilled/RO/RODI, is what I've been told to use and RO is what I've used for calibration purposes.