1) enrichment and separation with thiohydroxy cotton
巯基棉富集分离
1.
Flow-injection spectrophotometric determination of trace selenium(Ⅳ) in water after enrichment and separation with thiohydroxy cotton;
巯基棉富集分离-流动注射分光光度法测定水样中痕量硒
2) sulfhydryl cotton preconcentration
巯基棉分离富集
1.
Determination of cadmiun in iron ore using hydride generation atomic fluorescence spectrometry after sulfhydryl cotton preconcentration;
巯基棉分离富集-氢化物发生原子荧光光谱法测定铁矿中微量镉
3) Sulfhydrylated Cotton Concentration
巯基棉富集
1.
Determination of Micro Iron in Water by Flame Atomic Absorption Spectrophotometry after Sulfhydrylated Cotton Concentration;
巯基棉富集─火焰原子吸收分光光度法测定水中的微量铁
4) Separation/preconcentration
分离富集
1.
Cloud-Point Extraction and Its Application to the Separation/Preconcentration and Speciation of Metal Ions;
浊点萃取技术在金属离子分离富集及形态分析中的应用
2.
A new method for the determination of trace Pb based on TiO 2 nanoparticle separation/preconcentration and GFAAS determination was proposed.
提出了纳米TiO2 分离富集 ,GFAAS测定水样中痕量铅的新方法。
3.
To overcome these difficulties,the preliminary separation/preconcentration methods are still frequently required prior to the analysis for the improvement of sensitivity, selectivity and accuracy of analytical method.
因此,必须借分离富集技术,以提高分析方法的灵敏度、选择性和准确度。
5) Separation and preconcentration
分离富集
1.
The paper presents a novel method for the separation and preconcentration of vanadium with microcrystalline phenolphthalein as the sorbent.
建立了以微晶酚酞作为吸附剂分离富集环境水样中痕量钒的新方法。
2.
The anion exchange resin separation and preconcentration is carried on by using flow injection technique.
研究了采用流动注射技术进行痕量钍的阴离子分离富集,在0。
3.
Optimum conditions for the separation and preconcentration of Au (Ⅲ), Pt (Ⅳ) and Pd (Ⅱ) are studied.
以亚硝基R盐作为螯合剂制备了负载树脂,研究了用该树脂分离富集Au(Ⅲ)、Pt(Ⅳ)和Pd(Ⅱ)的最佳条件。
6) separation/enrichment
分离/富集
1.
Advances in research of floatation technology in the application of metal separation/enrichment and analysis;
浮选技术在金属分离/富集及分析中应用研究进展
补充资料:分离和富集
分子式:
CAS号:
性质:原子吸收光谱分析中消除干扰和提高方法灵敏度的办法之一。当测定组成复杂的试样时,伴生组分对测定产生干扰,预先定量地将待测组分与伴生组分分离。使试样中待测组分含量低到无法检测时,预先将待测组分富集于少量溶液中。常用的分离富集方法有沉淀法、溶剂萃取法和离子交换法。
CAS号:
性质:原子吸收光谱分析中消除干扰和提高方法灵敏度的办法之一。当测定组成复杂的试样时,伴生组分对测定产生干扰,预先定量地将待测组分与伴生组分分离。使试样中待测组分含量低到无法检测时,预先将待测组分富集于少量溶液中。常用的分离富集方法有沉淀法、溶剂萃取法和离子交换法。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条