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Table 1.

The surface tension of aqueous solutions containing emollients in tap water without adding a buffer system and in the presence of a buffer system before and after adsorption.

Solution σ1 (before adsorption) σ2 (after adsorption) Δσ = σ21
Tap water, Yekaterinburg σ (H2O) = 79,85 erg/cm2
1 Substance №1 60,8 67,9 7,1
2 Substance №2 48,5 53,1 4,6
Tap water + Buffer system σ (before adsorption) = 74,5 erg/cm2 σ (after adsorption) = 73,4 erg/cm2
1 Substance №1 53,7 68,9 15,2
2 Substance №2 49,4 55,0 5,6

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