最終更新日：2025/11/20
The chemist performed a borax bead test to identify trace metal ions by observing the bead's color changes in both the oxidizing and reducing parts of the Bunsen burner flame.
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The chemist performed a borax bead test to identify trace metal ions by observing the bead's color changes in both the oxidizing and reducing parts of the Bunsen burner flame.
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