Take the powdered ginger, came to family plants soak in ethanol solution using the ratio of the Zingiberaceae plants, powdered 1 g ethanol per solution 10 ml in glass bottle size by 250 ml.
Remove the ginger family plant pulp soaked in a solution of ethanol. The ratio Crush the ginger family plant at 1 gram per 10 ml solution of ethanol in a glass jar containing 250 ml.
The Zingiberaceae grinding fine immersed in a solution of ethanol by using the ratio of Zingiberaceae. Ground detail 1 g ethanol solution 10 ml By filling in a glass bottle size 250 ml