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#8
07-12-2009, 03:38 AM
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I've compared several hydrometers with my refractometer and I've seen some that were out as much as 0.006.
I also use a sample of known salinity to calibrate my refractometer yearly http://www.jlaquatics.com/product/pp...+Solution.html so I feel confident that I'm getting accurate results.
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"We shall dive down through black abysses... and in that lair of the Deep Ones we shall dwell amidst wonder and glory forever." - H.P. Lovecraft Old 120gal Tank Journal New 225gal Tank Journal May 2010 TOTM The 10th Annual Prince George Reef Tank Tour Last edited by whatcaneyedo; 07-12-2009 at 04:38 PM. Reason: spelling 
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