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- Refractometers
Product Description

Refractometer measurement
Take 2 drops of the solution to be tested and drop it on the detection prism.
Close the cover and aim at the light source
Rotate the eyepiece to make the image in the eyepiece clear.
The scale value of the dividing line is the concentration of the solution
Refractometer calibration----When you receive the goods calibrated, you do not need to calibrate
Open the cover
Add calibration solution
Close the cover and aim at the light source
Rotate the eyepiece to make the image in the eyepiece clear.
Turn the adjustment screw
Adjust to where the blue and white dividing line reaches 0%
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