2、 MethodsTheefficiencyofmanufacturingpulveratum,oilcontent,anditsdegreeofrancidityethodofSemenPlatycladi.TLCandGCenPlatycladiPulveratummanufacturingbeforeandafterthechemicalpositionofoil. ResultsMechanicalsqueezingmakingpulveratum,rancidityofchangesmaller.Thechemicalpositionofoildidnotchange. C