http://www.amazon.com/gp/product/B0...er salinity&qid=1457475334&ref_=sr_1_3&sr=8-3
http://www.amazon.com/gp/product/B0...er salinity&qid=1457475334&ref_=sr_1_2&sr=8-2
Will either of these work well? I used to work at a high end LFS so ive used the red sea refractometer there and know it works and is much more expensive. I like that these dont break the bank i cant stand the plastic hydrometers anymore:mad:
http://www.amazon.com/gp/product/B0...er salinity&qid=1457475334&ref_=sr_1_2&sr=8-2
Will either of these work well? I used to work at a high end LFS so ive used the red sea refractometer there and know it works and is much more expensive. I like that these dont break the bank i cant stand the plastic hydrometers anymore:mad:
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