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To identify the chemical characters of the given sample.
Chemical Tests and Observations
Take about 3ml of honey + 2ml of
ether and shake thoroughly and allow
the 2 layers to separate and evaporate
to dryness. The upper etherial layer is
separated and put in a china dish and
evaporate, to the residue add 1%
resorcinol and HCl.
|Transient pink colour|
Permanent red colour
Honey is treated with alpha Naphthol and concentrated sulphuric acid
|Purple colour||Presence of|
|Reducing Sugar Test:|
Heat honey to this add a drop of
a mixture of Fehling’s solution A & B
|The brick red colour of|
From the above morphological characters and chemical tests, the given crude drug is identified as Honey.
1.Kokate CK. Practical Pharmacognosy, 4 edition, VallabhPrakashan. Delhi; 1994: 98
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