Detection of Addition of Canesugar in Milk

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Detection of Addition of Canesugar in Milk

Objectives:

 To detect addition of canesugar milk.

Material required:

i) Milk
ii) Canesugar
iii) Conc. HCL
iv) Resorcinol powder

Apparatus:

Water bath

Principle:

 Resorcinol products red colour solution with sucrose in acidic media.

Procedure:

1. Take 10 ml milk in the test tube.
2. Add 0.1 gm resorcinol powder and mix the content thoroughly.
3. Place the tube in a boiling water bath for 5 min. and observe the colour.
4. Observe if there is any development of red colour.
5. Development of red colour indicates that canesugar is added in milk.

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