Translation guide
Baking soda is a common household item used in cooking and cleaning. In Japanese, it is most often referred to as 重曹 (jūsō), but other terms exist depending on context.
The white powder used as a leavening agent in baking.
The standard term for baking soda in cooking contexts. Often written in katakana as ベーキングソーダ on packaging, but 重曹 is the common word.
Baking soda used for household cleaning, deodorizing, or scrubbing.
Baking powder is ベーキングパウダー (bēkingu paudā) in Japanese. They are not interchangeable in recipes.
このレシピには重曹が必要です。
This recipe requires baking soda.
Katakana loanword, often seen on product labels. Less common in everyday speech.
Buy some baking soda.
The chemical name (sodium bicarbonate). Used in scientific or technical contexts.
Sodium bicarbonate is represented by the chemical formula NaHCO₃.
Also the standard term for baking soda when used for cleaning. Often sold in larger packages labeled 掃除用重曹 (cleaning baking soda).
If you scrub the sink with baking soda, it becomes sparkling clean.
Specifically refers to baking soda intended for cleaning, as opposed to food-grade.
Cleaning baking soda has coarser particles than food-grade.