Last Updated：2025/11/27
Sentence
古い実験書では、溶液の緩衝剤として一定量の炭酸水素塩が使われていた。
Quizzes for review
In older laboratory manuals, a measured quantity of supercarbonate was used to buffer solutions.
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In older laboratory manuals, a measured quantity of supercarbonate was used to buffer solutions.
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supercarbonate
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