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  1. Equipment/Hardware
    Mann Lake is having a sale on one of their refractometers ( and I'm wondering if anyone knows who makes this, and/or has had any experience with it? I'd like to read about it but without a model number, it's not to easy. Anyone have experience with this particular model?
  2. Equipment/Hardware
    So I got a refractometer, and want to figure out how to use it to measure honey quality. However I'm having trouble even making sense of how to do the calibration test because the instructions are very unclear. Step 2 of the instructions reads "Calibration: drop one drop of standard solution...
  3. Beekeeping 101
    I am using a refractometer for the first time. Bought it on ebay (RHBN-90ATC with calibration knob) new. I calibrated to tap water. The dark-light line was slightly curved, domed in middle (like hill) so I calibrated to the highest part that crossed the "null line". Here are the results on 5...
  4. Equipment/Hardware
    I have a refractometer that is calibrated in 0-40 Brix for sucrose (I was a homebrewer - [beer & mead] long before I got into honey). I figured that Brix is convertable to %sugar, honey is sugar, so ... Since Honey should be ~82% sugar and 18%water, I diluted the honey with 3 parts by volume...