Objective: To study the optimum extracting technology of Yanyan tablets.
2
目的：比较醇沉法和壳聚糖絮凝法用于咽炎口含片浸膏纯化的优劣。
Objective:To compare the fit and unfit of alcohol precipitation process and chitosan flocculation process used in purification of extract of yanyan buccal tablets.
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