Figure F47. Combined mass chromatograms of the ions m/z 215 + 257 showing sterenes and n-alkanes. Site C0020. Carbon numbers are noted above peaks. 4,22 = stera-4,22-diene; 5,22 = stera-5,22-diene; Δ4 = ster-4-ene; Δ5 = ster-5-ene, n28 = C28 n-alkanes, etc.
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