Figure 2From: Analysis of dyes in textiles from the Chehrabad salt mine in IranReversed phase HPLC profile of extract of the red yarn in specimen 10031 monitored at 450 nm; the y-axis units are milli-absorbance units (mAU), the x-axis, minutes. The red yarns in specimens 10050 and 10141 have essentially the same profiles.Back to article page