LF: Salinity calibration fluid - YYC

[FishyFishy!]

Originally Posted by Skimmer Juice

Wai's never had any ? When I tested with ro water witha vertex refractometer and calibration fluid there was a big difference /. So I tested mine with 2 others and they were dead on with the calibration fluid

Havent tried Wai's yet. I'll hit it on the weekend. Yeah ive had no success with RO water for some reason. I was using pinpoint salinity fluid and it seemed to be darn near perfect.