Preparation of larch extract tannin amphoteric water treatment agent has anionic and cationic group by use of larch extract tannin was studied.
本论文以落叶松单宁为原料研制含阴、阳离子基团的落叶松单宁两性水处理剂。
The synthesis of larch extract tannin amphoteric water treatment agent was divided into three phases.
在实验过程中落叶松单宁两性水处理剂的合成主要分为三个阶段。
This experiment include the chemical synthetic modification of larch extract tannin and the measure of its water treatment properties.
实验分为落叶松单宁的化学合成改性和其水处理性能的检测两大部分。
This experiment include the chemical synthetic modification of larch extract tannin and the measure of its water treatment properties.
实验分为落叶松单宁的化学合成改性和其水处理性能的检测两大部分。
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