Table T4. Identifications of biomarker compounds in TIC.
Peak
number
Compound
identification
1 n-C27 alkane
2 5,14,17(H)-20R-cholestane
3 cholest-4-ene
4 5,14,17(H)-20R-cholestane and cholest-5-ene
5 C2717(H)-trisnorhopane (Tm) and n-C29 alkane
6 20R-5,14,17(H)-24-methylcholestane
7 C2717(H)-trisnorhopane (Tm) and 24-methylcholest-4-ene
8 20R-5,14,17(H)-24-methylcholestane and 24-methylcholest-5-ene
9 30-norneohop-13(18)-ene
10 24-ethyl-cholestadiene
11 20R-5,14,17(H)-24-ethylcholestane
12 24-ethylcholest-4-ene
13 20R-5,14,17(H)-24-ethylcholestane and 24-ethylcholest-5-ene
14 hop-17(21)-ene
15 n-C31 alkane
16 methyl-C30-sterane and methyl-C30-sterene
17 17,21(H)-hopane
18 17,21(H)-30-norhopane
19 Unidentified hopene
20 C31-22S-homohop-17(21)-ene
21 C31-22R-homohop-17(21)-ene
22 n-C32 alkane
23 C31-17,21(H)-22R-homohopane
24 C30-17,21(H)-hopane
25 C31-17,21(H)-homohopane
26 n-C33 alkane
27 C32-17,21(H)-homohopane
28 Unidentified hopene
29 C32-17,21(H)-homohopane
30 C31-17,21(H)-homohopane
31 C33-17,21(H)-homohopane
32 C33-17,21(H)-homohopane
33 C32-17,21(H)-homohopane
34 Lycopane and n-C35 alkane
35 C35-homohop-17(21)-ene
36 C33-17,21(H)-homohopane
37 C35-17,21(H)-homohopane
38 C34-17,21(H)-homohopane

Note: TIC from Sample 207-1258B-55R-1, 49–50 cm, shown in Figure F2.