noun
borax powder
Technical term for powdered borax (sodium borate). Used in chemistry, cleaning, and traditional crafts.
硼酸末はガラスの製造に使われることがある。
Borax powder is sometimes used in glass manufacturing.
この洗剤には硼酸末が含まれている。
This detergent contains borax powder.
ホウ砂 is a more common term for borax in everyday contexts, while 硼酸末 is a technical term emphasizing the powdered form.
Compound of 硼酸 (boric acid) and 末 (powder). The kanji 硼 is used specifically for boron compounds.