铬黑T作为络合滴定指示剂稳定性的研究
락흑T작위락합적정지시제은정성적연구
Study on the Stability of EBT as an Indicator in Complexometric Titration
  • 万方数据
    山东化工 산동화공
    SHANDONG CHEMICAL INDUSTRY
    2009年 7期 14-17 ,共4页

    田力%谭永放

    전력%담영방

    铬黑T%络合滴定%稳定性 鉻黑T%絡閤滴定%穩定性
    락흑T%락합적정%은정성
    EBT%complexometric titration%stability
    用络合滴定法和分光光度法对铬黑T在三乙醇胺和无水乙醇溶液中的稳定性进行了研究,认为铬黑T在三乙醇胺和无水乙醇溶液中作为络合滴定指示剂至少在一年中有效.
    용락합적정법화분광광도법대락흑T재삼을순알화무수을순용액중적은정성진행료연구,인위락흑T재삼을순알화무수을순용액중작위락합적정지시제지소재일년중유효.
    The stability of EBT in triethandamine and ethyl alcohol solution was studied by complexometric and spectrophotometry. The results showed that the validity of EBT solution was more than one year.
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