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English Translations » 化工分析圈 » 【Daily Question】2018.9.17

【Daily Question】2018.9.17

2018-09-17View Original

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Multiple-choice question: Since Eriochrome Black T cannot be used as an indicator for the EDTA titration of Ba2+, what titration method is commonly employed to determine the amount of barium when no suitable indicator is available? ( ) A. Precipitation masking method B. Back-titration method C. Displacement titration method D. Indirect titration method BC
Reply #22018-09-17
B. Back-titration method C. Displacement titration method
Reply #32018-09-17
A. Precipitation masking method B. Back-titration method

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Translated at 2026-07-23 20:15:23

Original: https://bbs.hcbbs.com/thread-2061473-1-1.html

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