phosphorous acid
柯林斯詞典
1. N a white or yellowish hygroscopic crystalline dibasic acid. Formula: H3PO3 亞磷酸 (Also called orthophosphorous acidSystematic name phosphoric acid)
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1. N a white or yellowish hygroscopic crystalline dibasic acid. Formula: H3PO3 亞磷酸 (Also called orthophosphorous acidSystematic name phosphoric acid)