2) abstract-titration
萃取-滴定
3) droplet extraction
液滴萃取
4) single-drop microextraction
液滴微萃取
1.
In-situ determination of copper based on single-drop microextraction;
原位液滴微萃取测定水样中的铜
5) SDME
单滴微萃取
1.
With little organic solvent, SDME was proved to be an excellent enrichment character and environment friendly sample pretreatment method.
单滴微萃取作为液相微萃取中最简单的一种,已在环境,食品等方面得到应用。
6) single-drop microextraction
单液滴微萃取
1.
A simple and efficient direct single-drop microextraction(SDME) in conjunction with high perfor- mance liquid chromatography (HPLC) has been developed for extraction and determination of 3 benzoylurea insecticides residues from grape juice drink samples.
建立了液下单液滴微萃取-高效液相色谱法测定葡萄果汁中3种苯甲酰脲农药残留的方法。
2.
A direct single-drop microextraction/high performance liquid chromatography(SDME-HPLC) method was used for the simultaneous determination of four phenols in water,including 2,4-dichlorophenol,2,6-dichlorophenol,3,4-dichlorophenol,and α-naphthol.
采用液下单液滴微萃取样品处理方法富集水中的2,6-二氯酚、2,4-二氯酚、3,4-二氯酚和α-萘酚,然后用高效液相色谱法测定。
补充资料:萃取滴定
分子式:
CAS号:
性质:滴定分析法中,加入与水不相混溶的有机溶剂,萃取被滴定物质,可改变滴定液的浓度,有利于反应的进行或使滴定终点更加敏锐。如滴定碘法中,用硫代硫酸钠滴定微量I2,可加入三氯甲烷或四氯化碳等有机溶剂,:降I2萃取到有机相中,I2的浓度增加,可使滴定反应速度加快。
CAS号:
性质:滴定分析法中,加入与水不相混溶的有机溶剂,萃取被滴定物质,可改变滴定液的浓度,有利于反应的进行或使滴定终点更加敏锐。如滴定碘法中,用硫代硫酸钠滴定微量I2,可加入三氯甲烷或四氯化碳等有机溶剂,:降I2萃取到有机相中,I2的浓度增加,可使滴定反应速度加快。
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