Refractometer Calibration, Use and Maintenance

reverse osmosis to remove impu-rities. Test solutions are needed to calibrate your refractometer. Kits that include solutions with known ºBrix values can be purchased from refractometer manufactur-ers, but can be expensive. The following method can be used to make your own calibration test kit, saving yourself hundreds of dollars.

  Refractometer, Rieti, Mupi, Impu rities