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author:

王锦莺 (王锦莺.) [1]

Abstract:

采用滴汞电极2.5次微分电分析法(卷积伏安法)直接测定食物中锌,与阳极溶出法相比,试液不必经过分离,富集步骤,处理好试液即可直接测定,手续简便快速,灵敏度高,重现性好.在选定的氯化铵一氢氧化铵底液中,锌具有明晰的还原峰,峰电位为-1.27V(对SCE),食物中常见一些元素都不干扰锌的测定,对福州地区二十种食物测定结果较为满意.样品测定回收率为 87.0-104%.

Keyword:

滴汞电极 锌的测定 食物分析

Community:

  • [ 1 ] 福州大学轻工系

Reprint 's Address:

  • 王锦莺

Email:

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Source :

福州大学学报(自然科学版)

ISSN: 1000-2243

CN: 35-1337/N

Year: 1990

Issue: 01

Page: 97-101

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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