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author:

张杰 (张杰.) [1] | 郑基甸 (郑基甸.) [2] | 陈颖 (陈颖.) [3] | 陈玫霞 (陈玫霞.) [4]

Indexed by:

PKU CSCD

Abstract:

研究了铌-罗丹明B-7-碘-8-羟基喹啉-5-磺酸-表面活性剂四元体系的荧光特性,提出了以罗丹明B-7-碘-8-羟基喹啉-5-磺酸-溴化十六烷基三甲铵荧光熄灭法测定铌的方法。该方法测定 Nb2O5的线性范围为 0.005~0.12 mg/L;检出限为0. 3 μg/L;精密度为 1. 5%。本方法灵敏度高,选择性好,采用适当的掩蔽剂,测定了铁矿和合金中的微量铌,获得满意的结果。

Keyword:

7-碘-8-羟基喹啉-5-磺酸 罗丹明B 荧光熄灭法 表面活性剂

Community:

  • [ 1 ] 福州大学中心实验室 福州350002

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Source :

分析化学

ISSN: 0253-3820

CN: 22-1125/O6

Year: 1997

Issue: 09

Page: 1082-1085

1 . 2 0 0

JCR@2023

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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