How to Determine Sugar Content by Refractometer, Soluble Solids


Why do I need to post methods of analysis on my blog? Analytical methods are useful as quality control measures for food technologies posted here.

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These simple steps was provided by Misco.

1. Place a drop of sample on the measuring surface beneath the ViewPoint Illuminator.
2. Look through eyepiece and press the ViewPoint Illuminator.
3. Take your reading at the point where the contrast line (difference between light and dark areas) crosses the scale.


An alternative and lazy method can be done using digital refractometer like the one below.

digital refractometer atago

image provided by

Refractometer reading is represented in degree brix, ºBrix. One ºBrix is equivalent to one gram sugar per 100 ml solution.


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  • digital refractometer price list

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