noun
cobalt chloride
Chemical compound; usually refers to cobalt(II) chloride (CoCl₂), but can also denote cobalt(III) chloride (CoCl₃). Used as a humidity indicator and in laboratory settings.
塩化コバルト紙は湿度の検出に使われる。
Cobalt chloride paper is used to detect humidity.
実験では塩化コバルト溶液を
In the experiment, we prepared a cobalt chloride solution.