Sep 20, 2020 #1 BKLYN651 Active Member View Badges Joined Dec 28, 2019 Messages 170 Reaction score 159 What state or country do you live in Nevada Rating - 0% 0 0 0 How often should you recalibrate a refractometer?
Sep 20, 2020 #2 jda 10K Club member View Badges Excellence Award My Tank Thread Joined Jun 25, 2013 Messages 14,348 Reaction score 21,778 Location Boulder, CO Rating - 0% 0 0 0 I do mine every few months.
Sep 20, 2020 #3 OP OP BKLYN651 Active Member View Badges Joined Dec 28, 2019 Messages 170 Reaction score 159 What state or country do you live in Nevada Rating - 0% 0 0 0 Thanks, will pick up a bottle.
