OBJECTIVE To study the chemical constituents for relieving cough and asthma in the extractives of SanzhiyangqinTang.

目的:研究三子养亲汤镇咳平喘提取物中的化学成分.

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When xylan extractives were desalted by ultrafiltration, optimum number of dissolute was 4.

木聚糖抽提液超滤脱盐时, 最经济的置换体积数为4.

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Research works on tara resources tannin chemistry , chemical processing and utilization of tara extractives were summarized.

本文从其自然资源 、 塔拉提取物化学及其加工利用等几方面的研究进展作了综述.

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