For the N, N-dimethyl acetamide solution of sodium laurate, the CMC decreased with the increase of the carbon number of the alcohol, and increased with the increase of the alcohol concentration.

• 结果表明，对十二烷酸钠的N,N-二甲基乙酰胺溶液，在相同温度及相同浓度的醇体系中，CMC值随着醇中碳原子数的增加而降低。在相同温度及相同醇的体系中，CMC值随着醇浓度的增加而增加。