Alcohol & grape LB-63RFM is a refractometer equipped with automatic temperature compensation(ATC) that adjusts itself to correct temperature discrepancies during usage. Features vivid and sharp reticle chart for easy and comfortable reading. They use ambient light and no batteries are needed.
0 % ～60 %
60～80 % W/W
|Length||33 x 40 x 160 mm|
Used to test the concentration of alcohol, measuring the sugar in the grapes