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用泡沫分离法 ,纯化了十二烷基硫酸钠 (SDS) ,并通过红外光谱、熔点测定、表面张力 -表面活性剂浓度的对数 (γ- lgc)曲线的分析 ,确证了 SDS的纯度。
The sodium dodecyl sulfate (SDS) was purified by the foam separation method and the SDS purity was confirmed by IR, melting point determination and surface tension - surfactant logarithm (γ - lgc) curve analysis.