分析试验室
分析試驗室
분석시험실
ANALYTICAL LABORATORY
2011年
7期
107-110
,共4页
弱酸性离子交换纤维%稀土元素%富集%ICP-AES
弱痠性離子交換纖維%稀土元素%富集%ICP-AES
약산성리자교환섬유%희토원소%부집%ICP-AES
提出了聚丙烯基弱酸性阳离子交换纤维柱富集痕量稀土元素,1.0 mol/L
HCl溶液作为洗脱剂,电感耦合等离子体原子发射光谱法测定水样中稀土元素的方法。在优化的试验条件下,弱酸性阳离子交换纤维对La、Nd、Eu、Gd、Er和Yb的吸附容量分别为86.5,98.2,98.7,99.2,84.9,91.5 mg/g;La、Nd、Eu、Gd、Er和Yb的检出限(3S/N)分别为0.015,0.039,0.0090,0.030,0.015,0.0090 g/mL。方法用于水样中La、Nd、Eu、Gd、Er和Yb含量的测定,回收率在91.8%~103%之间,RSD在0.3%~5.6%之间。
提齣瞭聚丙烯基弱痠性暘離子交換纖維柱富集痕量稀土元素,1.0 mol/L
HCl溶液作為洗脫劑,電感耦閤等離子體原子髮射光譜法測定水樣中稀土元素的方法。在優化的試驗條件下,弱痠性暘離子交換纖維對La、Nd、Eu、Gd、Er和Yb的吸附容量分彆為86.5,98.2,98.7,99.2,84.9,91.5 mg/g;La、Nd、Eu、Gd、Er和Yb的檢齣限(3S/N)分彆為0.015,0.039,0.0090,0.030,0.015,0.0090 g/mL。方法用于水樣中La、Nd、Eu、Gd、Er和Yb含量的測定,迴收率在91.8%~103%之間,RSD在0.3%~5.6%之間。
제출료취병희기약산성양리자교환섬유주부집흔량희토원소,1.0 mol/L
HCl용액작위세탈제,전감우합등리자체원자발사광보법측정수양중희토원소적방법。재우화적시험조건하,약산성양리자교환섬유대La、Nd、Eu、Gd、Er화Yb적흡부용량분별위86.5,98.2,98.7,99.2,84.9,91.5 mg/g;La、Nd、Eu、Gd、Er화Yb적검출한(3S/N)분별위0.015,0.039,0.0090,0.030,0.015,0.0090 g/mL。방법용우수양중La、Nd、Eu、Gd、Er화Yb함량적측정,회수솔재91.8%~103%지간,RSD재0.3%~5.6%지간。