Last Updated
：2026/01/09
重曹
Hiragana
じゅうそう
Noun
Japanese Meaning
炭酸水素ナトリウム（NaHCO3）のこと。ふくらし粉や胃薬、掃除用などに用いられる白い粉末。 / 弱いアルカリ性を示し、脱臭や研磨、pH調整などの目的で使われる物質。
Easy Japanese Meaning
しょくひんにもつかわれるしろいこな。みずにとけるとすっぱいものをやわらげる。
Chinese (Simplified) Meaning
碳酸氢钠 / 小苏打 / 重碳酸钠
Chinese (Traditional) Meaning
碳酸氫鈉 / 小蘇打 / 重炭酸鈉
Korean Meaning
탄산수소나트륨 / 중탄산나트륨 / 베이킹 소다
Indonesian
natrium bikarbonat / soda kue / natrium hidrogenkarbonat
Vietnamese Meaning
bicarbonat natri (NaHCO₃) / muối nở (baking soda) / thuốc muối (chất kháng axit)
Tagalog Meaning
bikarbonato ng sosa / baking soda
Sense（1）
(inorganic chemistry) Synonym of 重炭酸ナトリウム (jūtanso natoriumu, “sodium bicarbonate”)
（ canonical ）
（ romanization ）
（ hiragana ）
Quizzes for review
(inorganic chemistry) Synonym of 重炭酸ナトリウム (jūtanso natoriumu, “sodium bicarbonate”)
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重曹
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Baking soda is a useful item for cleaning and cooking.
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重曹は、掃除や料理に便利なアイテムです。
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