thio·sul·phate /-ˈsəlˌfet/ 名詞
硫代硫酸鹽,酯或根
Thi·o·sul·phate n. Chem. A salt of thiosulphuric acid; -- formerly called hyposulphite.
Note: ☞ The sodium salt called in photography by the name sodium hyposulphite, being used as a solvent for the excess of unchanged silver chloride, bromide, and iodide on the sensitive plate.
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