[Study on the preserving techniques of squeezed juice of fresh ginger and Glutinous rehannia].
OBJECTIVE
To study the preserve techniques of squeezed juice of Chinese medicinal materials.


METHODS
The techniques of refrigeration, rapid freezing, 60Cogamma-ray sterilization, freeze-drying and spray-drying were used for preservation of squeezed juice of Ginger and Glutinous Rehannia. Different results were compared.


RESULTS
The period of preservation was half or one year.


CONCLUSIONS
The rapid freezing, freeze-drying and spray-drying are suitable for preservation of squeezed juice of Chinese medicinal materials.
Yang
Hua
H
Institute of Chinese Materia Medica, China Academy of Traditional Chinese Medicine, Beijing 100700, China. yanghua2796@Sina.com
Hao
Jin-da
JD
Li
Ji-ping
JP
Yi
Hong
H
Ma
Hua
H
D003037:Cobalt Radioisotopes; D015925:Cryopreservation; D004356:Drug Storage / Q000379:methods*; D005612:Freeze Drying / Q000379:methods; D005615:Freezing; D020939:Zingiber officinale / Q000737:chemistry*; D009822:Oils, Volatile / Q000032:analysis; D011134:Polysaccharides / Q000032:analysis; D012034:Refrigeration; D032267:Rehmannia / Q000737:chemistry*; D013242:Sterilization
D003037:Cobalt Radioisotopes; D009822:Oils, Volatile; D011134:Polysaccharides