Page 340 - Applied Pharmacognosy

Problems of UTnypreegs uoflaCtheedmHicearlbmaal rDkreursgs
 DeteriorationofHerbalDrugs
Air oxidation

 Direct oxidation oftheconstituentsofcrudedrugissometimebroughtaboutb y
the oxygenoftheair .

 Oxygenassistsinthe resinification of volatileoils :

 Oilofturpentine.
 Oiloflemon.

 Oxygenassistsinthe rancidity of fixedoils
 Cod-liveroil.
 Linseedoil.