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常规荧光法与同步荧光法用于浒苔叶绿素a测定的比较研究

夏滨 郑晓玲 何鹰

现代科学仪器Issue(3):60-63,4.
现代科学仪器Issue(3):60-63,4.

常规荧光法与同步荧光法用于浒苔叶绿素a测定的比较研究

Comparison of Two Fluorometric Methods for Chlorophyll-a Measurement in Enteromorpha Prolifera

夏滨 1郑晓玲 1何鹰1

作者信息

  • 1. 国家海洋局第一海洋研究所,山东青岛266061
  • 折叠

摘要

Abstract

Determinations of Chlorophyll a in Enteromorpha prolifera were compared using two methods of conventional fluorescence spectrometry and synchronous fluorescence spectrometry, N,N-dimethylformamide (DMF) was used for the extraction of chlorophyll-a (Chl a) in Enteromorpha prolifera. The results showed that DMF was a shorter amount of time, more effective and more convenient than 90% aceton solvent in extracting of Chl a. There was no significant difference between two fluorometric methods for Chl a concentration measurement. The content of measured Chl a ranged from 4.38 to 9.35 mg/g for conventional fluorometfic method and from 4.53 to 8.74 mg/g for synchronous fluorometric method, respectively, for 20 Enteromorpha prolifera samples from four stations, Qingdao.

关键词

常规荧光法/同步荧光法/浒苔/叶绿素a/N,N-二甲基甲酰胺

Key words

Fluorescence/Synchronous fluorescence/Enteromorpha prolifera/Chlorophyll a/N,N-dimethylformamide

分类

机械制造

引用本文复制引用

夏滨,郑晓玲,何鹰..常规荧光法与同步荧光法用于浒苔叶绿素a测定的比较研究[J].现代科学仪器,2012,(3):60-63,4.

基金项目

国家863计划项目 ()

现代科学仪器

OACSTPCD

1003-8892

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