三さん酸さん化かクロム

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Meanings

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chromium trioxide; chromic anhydride

Inorganic compound with formula CrO₃; used in electroplating, organic synthesis, and as a strong oxidizing agent. Technical term in chemistry.

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Chromium trioxide is known as a powerful oxidizing agent.

実じっ験けんでは三さん酸さん化かクロムを扱あつかう際さいに保ほ護ご具ぐが必ひつ要ようだ。

In experiments, protective equipment is necessary when handling chromium trioxide.