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汉语拼音：róu suān

有机化合物，淡黄色粉末，有微臭。工业上用来制造墨水和鞣皮革，医药上用做收敛剂，治火伤、湿疹、腹泻等症。也叫单宁或单宁酸。

1. 有机化合物，淡黄色粉末，有微臭。工业上用来制造墨水和鞣皮革，医药上用做收敛剂，治火伤、湿疹、腹泻等症。也叫单宁或单宁酸。

• The risin and tannin that can be extracted from it are sought by the chemical industry.

  从中提取的松香和鞣酸是化学工业上很需要的.

• Result: The total effect of the new tannic acid ointment was 100 %.

  结果: 新鞣酸软膏对尿布性皮炎患儿有效率为100%.

• The tannic acid containing organic substances such as a base convergence, pectin content can absorb toxins.

  其中含有的鞣酸、有机碱等物质具有收敛作用, 所含果胶可吸收毒素.

• Objective To study the inhibitory effect of tannins on human esophageal carcinoma cells EC 9706 in vitro.

  目的探讨鞣酸对体外培养的人食管癌细胞EC9706的生长抑制作用.

• The rosin and tannin that can be extracted from it are sought by the chemical industry.

  从中提取的松香和鞣酸化学工业上是很需要的.

• Objective : To prepare purified products ( reference substances ) of tannin Galla Chinensis and formulate their quality standards.

  目的: 制备五倍子鞣酸精制品 ( 对照品 ) 及制定质量标准.

• Objective To approach tannic acid cytochemical staining in electron microscopic observation of elastic fibers.

  目的探讨显示弹力纤维电镜鞣酸组化染色方法.