| 摘要 |
A tea is prepd. by (a) wasling angelica utilis leaves, (b) drying the washed leaves with solar heat and drying at 50 deg.C or less for 10-15 hrs. to obtain the dryed leaves contg. 10 % or less moisture, (c) pulverizing the dryed leaves into 120-200 mesh or less and (d) sterilizing the obtd. powder with ultraviolet light or extracting with ethanol, concentrating and granulating to obtain the final product.
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