PHARMACOLOGICAL GROUPING OF NATURAL DRUGS
(A) LAXATIVES :: Laxatives (Latin : Laxare : to - loosen) are the drugs which loose…
PESTICIDES OF NATURAL ORIGIN ARE BROADLY CATEGORIZED AS FOLLOWS ::
PESTICIDES OF NATURAL ORIGIN ARE BROADLY CATEGORIZED AS FOLLOWS :: (A) Rodenticides…
CHEMICALS TESTS FOR CARBOHYDRATES ::
CHEMICALS TESTS FOR CARBOHYDRATES :: 1.Molisch s test :: The test is positive w…
POLYSACCHARIDES
POLYSACCHARIDES :: These on hydrolysis give an indefinite number of monosaccharides…
DISACCHARIDES
DISACCHARIDES :: Carbohydrates which upon hydrolysis yield two molecules of monosac…
SUGARS OR SACCHARIDES ::
SUGARS OR SACCHARIDES :: Depending upon the chemical structure saccharides are sub-…
CARBOHYDRATES
CARBOHYDRATES :: Formerly carbohydrates were defined as a group of compounds compo…
ACID RESINS
ACID RESINS :: Following are few examples of this type of resin alongwith their ac…
RESINS AND RESIN COMBINATIONS
RESINS AND RESIN COMBINATIONS :: Resins are amorphous products of complex chemical…
TANNINS OF TYPE
Tannins are classified into two classes according to their behaviour on dry distillat…
TANNINS
TANNINS :: It constitutes high molecular weight group of very complex chemicals of…
WAXES
WAXES :: Waxes are unctuous fusible variably viscous solid substances with characte…
CHEMICAL TESTS FOR IDENTIFICATION OF FIXED OILS OR FATS
CHEMICAL TESTS FOR IDENTIFICATION OF FIXED OILS OR FATS :: Fixed oils or fats can b…
CLASSIFICATION OF FIXED OILS ::
CLASSIFICATION OF FIXED OILS :: Depending upon the sources physical characteristics…
FIXED OILS OR FATTY OILS
FIXED OILS OR FATTY OILS :: These are the reserves of food materials of plants and …
CHEMICAL TESTS FOR VOLATILE OILS
CHEMICAL TESTS FOR VOLATILE OILS :: Presence of volatile oils in the natural drugs …
VOLATILE OILS ARE CLASSIFIED AS FOLLOWS
VOLATILE OILS ARE CLASSIFIED AS FOLLOWS :: Classification of Volatile oils Containi…
ISOLATION OF VOLATILE OILS
ISOLATION OF VOLATILE OILS :: Volatile oils are extracted by steam -distillation sol…
ISOLATION OF GLYCOSIDES
ISOLATION OF GLYCOSIDES :: The finely powdered plant -part is extracted with water …
CHEMICAL TESTS FOR GLYCOSIDES ::
CHEMICAL TESTS FOR GLYCOSIDES :: (a) Saponin glycosides can be tested as under :: 1…
ISOTHIOCYNATE GLYCOSIDES ::
ISOTHIOCYNATE GLYCOSIDES :: These are the sulphur containing glycosides The examples …
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