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author:

谢增鸿 (谢增鸿.) [1] | 郑肇生 (郑肇生.) [2] | 王丹 (王丹.) [3] | 傅彦斌 (傅彦斌.) [4]

Indexed by:

PKU CSCD

Abstract:

报道了以氨三乙酸为活化剂,以N-十二烷基二甲基铵基乙酸(DDMAA)为增敏剂,高碘酸钾氧化天青(Ⅱ)催化光度法测定痕量锰的新方法.本法在两性表面活性剂DDMAA存在下,灵敏度提高了3.3倍(锰量为 0.4~2.0 μg/L)和 5.6倍(锰量为2.0~6.0μg/L);相对标准偏差为1.3%(n=11),方法的检出限为5.2×10~(-11)g/mL.可用于茶叶中锰的测定.

Keyword:

N-十二烷基二甲基铵基乙酸 催化光度法 天青(Ⅱ)

Community:

  • [ 1 ] 福州大学化学系
  • [ 2 ] 福州大学化学系 福州350002
  • [ 3 ] 福州350002

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Source :

分析化学

ISSN: 0253-3820

CN: 22-1125/O6

Year: 1999

Issue: 03

Page: 350-353

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: 1

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