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.

Tamarind Wine making
Calamansi Juice making
Kaong Sugar processing
Dragon fruitvinegar Processing

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.

Marvin is the lead chocolate maker of Ben and Lyn Chocolate Inc. Has strong background in food research and development. Occasionally conducts training and lectures. Lecturer of Cocoa Foundation of the Philippines. Do coaching and consultancy services on his free time.

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