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Author:

李新云 (李新云.) | 张欣 (张欣.)

Indexed by:

CQVIP

Abstract:

提出采用IBM-PC计算机调优的MSM法进行离子浮选分光光度法富集测定水中痕量镉离子,建立富集和测定镉离子浓度的最优化条件为1%SDS溶液5.60mL,0.02%5-Br-PADAP 11.30mL,无水乙醇1.00mL,氨性缓冲液(pH=11.0)22.5mL,N_2的流速0.035L/min。确定镉离子浓度的线性范围为0.00~0.05mg/L,回收率在95%~106%之间,相对标准偏差小于5%,镉离子的检出限为0.35μg/L。结果表明,方法可靠,重现性好,精密度、精确度和回收率均取得满意结果。

Keyword:

离子浮选 单纯形优化法 分光光度法 镉离子

Author Community:

  • [ 1 ] 北京工业大学化学与环境工程学系

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Source :

北京工业大学学报

Year: 1992

Issue: 04

Page: 54-60

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 8

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