CMC of SDS (Final)

Effect of Salt on SDS Critical Micelle Concentration

Initial Solvent Vol in Beaker (mL): SDS Stock Concentration (mM):

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Added Vol (mL)0, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8, 8.5, 9, 9.5, 10, 10.5, 11

Conductivity (uS/cm)129.4, 183.1, 224, 268, 310, 353, 395, 436, 473, 508, 548, 587, 627, 661, 695, 725, 752, 779, 802, 823, 846, 868, 886

Pre-Micellar End (mL)

Post-Micellar Start (mL)

Added Vol (mL)0, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8, 8.5, 9, 9.5, 10, 10.5, 11

Conductivity (uS/cm)187.3, 215.4, 241.3, 272.7, 300.2, 327.6, 350.9, 379.9, 410.8, 437.2, 464.5, 490.1, 519.2, 546.3, 572.2, 592.8, 612.4, 630.6, 649.4, 666.3, 691, 708.7, 727.6

Pre-Micellar End (mL)

Post-Micellar Start (mL)

Added Vol (mL)0, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8, 8.5, 9, 9.5, 10, 10.5, 11

Conductivity (uS/cm)277.8, 298.4, 321.8, 342.6, 362.1, 382.8, 399.7, 420.9, 442.8, 463.2, 481.8, 502, 521.6, 541.9, 561, 580, 592, 605, 616.6, 627.9, 640, 653, 666

Pre-Micellar End (mL)

Post-Micellar Start (mL)

Added Vol (mL)0, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8, 8.5, 9, 9.5, 10, 10.5, 11, 11.5, 12

Conductivity (uS/cm)298.4, 337.5, 375.6, 409.6, 446, 482.3, 516.7, 551.4, 587, 622, 653.9, 687.4, 719.8, 744.4, 769.4, 794, 817, 841.4, 863.6, 887, 913, 936.4, 961, 983.5, 1002.4

Pre-Micellar End (mL)

Post-Micellar Start (mL)

Added Vol (mL)0, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8, 8.5, 9, 9.5, 10, 10.5, 11

Conductivity (uS/cm)331.2, 376.6, 414.6, 455, 488.2, 520, 564, 598, 624, 662, 699.7, 727, 754.7, 783.1, 809, 826, 853.4, 879.8, 905, 931, 956.4, 982, 1003

Pre-Micellar End (mL)

Post-Micellar Start (mL)