Chelatometric Titration

A method is proposed for selective chelatometry determination of copper or tin mercury and thallium,DL-cysteine being used as releasing agents.

提出以DL-半胱氨酸盐（DL-Cysteine）作释放剂，选择性螯合滴定法测定铜或锡、汞和铊。

Influence of the chelating treatment onperoxide bleaching of the triploid ofpolulus tomentosa pulp;

螯合处理对三倍体毛白杨纸浆过氧化氢漂白效果的影响

From the point of ion exchange and chelating,the high adsorption selectivity was investigated by the peculary structure of amidoxime fiber(combined with crosslinking structure and the maximal conversion of cyano) and Au ion.

从离子交换和螯合吸附的角度,根据偕胺肟基纤维本身的交联结构和最大氰基转化特点以及金离子本身的结构特点对其高选择吸附性能进行了解析。

A new L-phenylalanine resin (PSAcylPhe) was prepared by chloroacetylated polystyrene (PSAcylCl) instead of merrifield resin (PSCH2Cl) and applied for chelating Ni2+.

用氯乙酰化聚苯乙烯(Chloroacetylized Polystyrene,PS-Acyl-Cl)树脂替代氯甲基树脂与苯丙氨酸(Phenylalanine,Phe)反应制备了PS-Acyl-Phe型螯合树脂,并研究了该树脂在pH、螯合时间、Ni2+浓度等不同条件下对Ni2+的螯合性能,得到了Ni2+型介质的最佳螯合条件:Ni2+溶液浓度为0。

Optimized Preparation Conditions for Chelate of Auricularia Polysaccharides with Zn(Ⅱ) and IR Spectrum Analysis;

黑木耳多糖与Zn(Ⅱ)螯合物的制备工艺及红外光谱分析

Preparation and bioactivity of Ca~(2+) chelate of hydrolysate by enzymolysis from the waste fish proteins;

鱼蛋白酶水解物的钙螯合修饰及其功能活性

This chelating starch was used to chelate copper(Ⅱ) ion,then determining the concentration of the metal ion solution before and after chelating by atomic absorption spectrometry,and discussed the influence of the metal ion solution,chelating time and the added capacity of chelator.

以淀粉为原料,用其接枝丙烯酸甲酯,然后与二乙烯三胺反应,合成具有多个酰胺基和胺基的螯合淀粉(SMAEN)。