Quote:
Originally Posted by Madreefer
Well thanks for the replies. So is this solution only available at LFS or anywhere else? The store here would have the deer in the headlights look if I dared to ask.
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I have a bottle of it that I use to calibrate mine once a year, J&L sells it.
http://www.jlaquatics.com/product/pp...+Solution.html Or just drop in some time and bring your refractometer with you.