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1)  chelating power
螯合能力
1.
Three methods [EDTA titration method(develop using sulfosalicylic acid),Fe3+ titration method(d-evelop using sulfosalicylic acid) and iodimetric method] were used to determine Fe(Ⅲ) ion chelating power of chelating agents TF-510,TF-133A and TF-133B.
采用三种方法[EDTA滴定法(用磺基水杨酸显色)、Fe3+滴定法(用磺基水杨酸显色)和碘量法]测定螯合剂TF-510、TF-133A、TF-133B的螯合能力,并比较其测定结果。
2)  metal chelate ability
金属螯合能力
1.
The antioxidant activities of derivative of Chitosan oligosaccharide C60, including scavenging ability on superoxide anion and hydroxyl free radical, reducing power and metal chelate ability were tested.
采用FT-IR和UV对产物进行表征,并测试了C60-低聚壳聚糖衍生物的超氧阴离子清除能力、羟基自由基清除能力、还原能力和金属螯合能力
3)  chelating property
螯合性能
1.
Study on the preparation of cross-linked amino-starch and its chelating property;
交联氨基淀粉的制备及其螯合性能研究
4)  chelating ability
螯合性能
1.
The effects of the species and quantity of monomer,initiator dosage,reaction time and temperature on the chelating ability of the yielded product were analyzed,and its dispersing power and alkali resistance were measured.
考察单体种类及用量、引发剂用量、时间、温度对产品螯合性能的影响,并对产物分散性和耐碱性进行测试。
2.
Under these conditions,the chelating ability of the yield product iminodisuccinic acid is best.
研究顺丁烯二酸酐(MA)、氢氧化钠在氨水溶液中生成亚氨基二琥珀酸的工艺和反应机理,考察原料配比、温度和反应时间对产品螯合性能的影响。
5)  chelating ability
螯合力
1.
The chelating ability of the product to calcium was determined by EDTA complex titration.
温度对助剂的螯合能力影响很大,温度升高螯合力迅速降低。
6)  Fe2+-chelation ability
螯合亚铁离子能力
补充资料:金属
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性质:具有特有的金属光泽以及良好导电导热性的固态或液态单质。在固态时还具有延展性。大多数元素是金属元素,其特性由元素原子结构和晶体内部结构决定:原子电负性小,吸引电子能力不大,聚集状态时电子流动性大;价层s、p电子少,常形成密堆集晶体结构,如立方面心密堆集、六方密堆集及体心立方堆砌结构。

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