Purity Test of Sugar of Milk (Experiment in Homeopathic Pharmacy)

Purity test of Sugar of Milk

Requirement :

Test tube, test tube holder, test tube rack, labeling materials (pen, paper, scissors, gum). 

Reagent :

Litmus paper (red and blue), Iodine solution.  

Ingredients:

Sugar of milk and purified water .

Procedure:

Experiment 1:

Some amount of sugar of milk is taken in the fingers and is poured on the tongue.

Observation :

Colour: milky white
Smell: Odorless
Taste: Faintly sweet
Feeling in touch: Crystalline powder 

Inference :

May be pure.

Experiment 2:

Some amount of sugar of milk is taken in a clean test tube. Then, 5 times of its (sugar of milk taken test tube) bulk of water is mixed with it. Then gentle shaking is done until the sugar of milk is fully dissolve. 

Observation :

Clear odorless solution without any sediment is formed.

Inference :

May be pure.

Experiment 3:

Litmus Test:
Some amount of sugar of milk is taken in a clean test tube. Sufficient amount of water is mixed with it to make a solution.

(a) A blue litmus paper is dipped into the solution.

(b) A red litmus paper is dipped into the solution. 

Observation :

(a) The colour of blue litmus paper is not changed.

(b) The colour of red litmus paper is not changed.

Inference :

(a) Absence of Acid.

(b) Absence of alkali.

Experiment 4:

Iodine Test:
Some amount of sugar of milk is taken in a clean test tube  and sufficient amount of purified water is mixed with it to make a solution. Few drops of iodine solution is added to the solution.

Observation :

No blue colour is noticed.

Inference :

Absence of starch.

Conclusion :

Supplied sugar of milk is pure.

 

 

Purity test of Purified Water