The Reef Tank banner
refractometer
61-63 of 63 Results
  1. General Reef Discussion
    Is there such a thing as a refractometer with a smaller scale on it such as only being able to measure from 1.020 - 1.030? The one I have goes from 1.000 to 1.070 and my old eyes have trouble reading it sometimes. Someone needs to come out with a geriatric model if there's not one already. I...
  2. General Reef Discussion
    title says it all. Just researching them and was wondering what was a good one for the money. The economy has me on a monthly tank budget :(http://www.drsfostersmith.com/product/prod_display.cfm?c=3578+4690+9957&pcatid=9957
  3. General Reef Discussion
    its an automatic temp correcting type, i bought the calibrating fluid rather than try to make my own. the fluid and instrument have to be at the same temp according to instructions for first time cal. , the fluid says it likes to be at 77*F. What is an easy way to make sure they are at...
61-63 of 63 Results
Top