Figure 2From: Solvent effects in permeation assessed in vivo by skin surface biopsyEnhancement ratio of Sudan III provided by different solvent treatments (mean ± SD) IPM – isopropyl myristate; oct/PG – octanol: propylene glycol 1:1; AO/PG – oleic acid: propylene glycol 1:1; PG – propylene glycol.Back to article page