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1)  black wattle tannin
黑荆树单宁
1.
On the basis of the basic principle for complex chemistry, the complex characters ofblack wattle tannin and its derivatives with some metal ions were studied to make full useof vegetable tannins.
本文从配位化学的角度研究了黑荆树单宁及其衍生物与金属离子的络合特性,为高度开发和利用单宁资源提供理论依据。
2)  black wattle bark tannins
黑荆树皮单宁
1.
Based on purification by alcohol precipiation,the purity of black wattle bark tannins was increased by 10%.
通过对黑荆树皮单宁进行醇沉纯化 ,可以使单宁质量分数提高 1 0 %。
2.
Tannin fractions with different molecular weight distributions were obtained by purification of alcohol preci pitation and fractionation of solvent extractions of black wattle bark tannins.
通过对黑荆树皮单宁进行醇沉纯化和溶剂萃取分级 ,可得到分子量分布范围不同的单宁级分。
3)  immobilized black wattle tannins
固化黑荆树单宁
4)  Wattle tannin
黑荆单宁
5)  Black wattle tannin adhesive
黑荆树单宁胶粘剂
6)  Quick test method for determination of tannin in wattle bark extracts
黑荆树栲胶单宁快速测定方法
补充资料:构树宁B
分子式:
CAS号:

性质:熔点99.5~100℃(CHCl3中)。λmax(乙醇)287nm(sh,ε4100),280(4800),225(16300)。νmax(KBr)3240,1607,1515,和823cm-1。由构树(Broussonetia papyrifera(L.)Vent)中提取出。医学上有抗霉、抗细菌作用。

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