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单宁酸
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单宁酸
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tannic acid
单宁酸
有机酚类的一类复杂化合物。存在于多种树木(如橡树和漆树)的树皮和果实中,也是这些树木受昆虫侵袭而生成的虫瘿中的主要成分,含量50%~70%。又称鞣酸、鞣质。
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