以五倍子为原料浸取单宁酸，由单宁酸氧化制备鞣花酸。

The ellagic acid has been prepared by oxidation of the leaching solution of Chinese gallnut containing tannic acid.

youdao

以五倍子为原料浸取单宁酸，由单宁酸氧化制备鞣花酸。

The ellagic acid has been prepared by oxidation of the leaching solution of Chinese gallnut containing tannic acid.

youdao