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阿司匹林对B-Z化学振荡体系的影响及其分析检测
引用本文:王莉,常珊珊,张庆富.阿司匹林对B-Z化学振荡体系的影响及其分析检测[J].井冈山大学学报(自然科学版),2013(1):31-34.
作者姓名:王莉  常珊珊  张庆富
作者单位:聊城市环境保护局;聊城大学化学化工学院
基金项目:聊城大学博士科研启动基金项目(31805)
摘    要:在连续搅拌反应器(CSTR)中,研究了阿司匹林对封闭体系中B-Z振荡反应体系的影响。研究结果表明:阿司匹林溶液浓度在5.00×10-6~5.00×10-1mol/L范围内,振荡反应的振幅变化值(ΔE)与阿司匹林浓度(c)的关系符合方程:ΔE=34.7c0.154,R2=0.999,最低检测限达10-6mol/L。

关 键 词:B-Z化学振荡  阿司匹林  组分浓度  振幅变化值

EFFECTS OF ASPIRIN ON B-Z CHEMICAL OSCILLATING SYSTEM AND ITS ANALYTICAL DETERMINATION
WANG Li,CHANG Shan-shan,ZHANG Qing-fu.EFFECTS OF ASPIRIN ON B-Z CHEMICAL OSCILLATING SYSTEM AND ITS ANALYTICAL DETERMINATION[J].Journal of Jinggangshan University(Natural Sciences Edition),2013(1):31-34.
Authors:WANG Li  CHANG Shan-shan  ZHANG Qing-fu
Institution:1,2 (1.Liaocheng Environmental Protection Agency,Liaocheng,Shandong 252000,China; 2.College of Chemistry and Chemical Engineering,Liaocheng University,Liaocheng,Shandong 252059,China)
Abstract:Effects of aspirin on B-Z oscillating system in closed system were investigated in a continuous-flow stirred tank reactor(CSTR).The results showed that the relationship between the amplitude changing values(ΔE) of oscillating reactions and the aspirin concentration(c)was in accordance with the equation ΔE=34.7 c 0.154 (R2 =0.999)in the aspirin concentration range from 5.00×10-6 to 5.00×10-1 mol/L,the lowest detection limit was 10-6 mol/L.
Keywords:B-Z chemical oscillation  aspirin  reactant concentration  amplitude changing values
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