Fig. 4. High-temperature gas chromatograms showing beeswax lipid distributions.
Partial high-temperature gas chromatograms of trimethylsilylated TLEs from Nok pottery extracts NOK119 and NOK167, red circles, n-alkanoic acids (fatty acids, FA); green rhombus, n-alkanes (ALK); purple star, n-alkanols (OH); black triangles, fatty acyl monoesters (WE); blue squares, hydroxyl fatty acyl monoesters (HWE) and IS internal standard, C34 n-tetratriacontane.