Table 2.

Peaks areas of chemical constituents obtained from condensable HCs under N₂ and CO₂ atmospheres.

Peak Notation	Component	Retention Time	Molecular Weight	Area (CO2)× 10-6	Area (N2)× 10-6
C8	4-methylheptane	5.222	114	1.09	1.45
C9	2,4-Dimethyl-1-heptene	6.517	126	18.54	38.19
C12	2,4,6-trimethyl-1-nonene (meso form)	9.804	168	7.29	15.04
	2,4,6-trimethyl-1-nonene (racemic form)	9.853	168	5.38	11.50
C15	2,4,6,8-tetramethyl-1-undecene (isotactic)	12.180	210	47.54	58.80
	2,4,6,8-tetramethyl-1-undecene (heterotactic)	12.266	210	17.81	21.28
	2,4,6,8-tetramethyl-1-undecene (syndiotactic)	12.353	210	39.56	49.43
C16	2,4,6,8,10-pentamethyl-1,10-undecadiene (isotactic)	12.909	222	8.66	84.17
C18	2,4,6,8,10-pentamethyl-1-tridecene (isotactic)	14.391	252	18.19	22.73
C19	2,4,6,8,10,12-hexamethyl-1,12-tridecadiene (isotactic)	15.139	264	14.44	20.57
C21	2,4,6,8,10,12-hexamethyl-1-pentadecene (isotactic)	16.588	294	26.38	24.75
C22	2,4,6,8,10,12,14-heptamethyl-1,14-pentadecadiene (isotactic)	17.335	306	22.86	19.36
C24	2,4,6,8,10,12,14-heptamethyl-1-heptadecene (isotactic)	18.713	336	15.71	17.52
C25	2,4,6,8,10,12,14,16-octamethyl-1,16-heptadecadiene (isotactic)	19.429	348	26.93	19.38
C28	2,4,6,8,10,12,14,16,18-nonamethyl-1,18-nonadecadiene (isotactic)	21.378	390	22.35	21.34
C31	2,4,6,8,10,12,14,16,18,20-decamethyl-1,20-henicosadiene (isotactic)	23.174	432	24.45	27.49
C34	2,4,6,8,10,12,14,16,18,20,22-undecamethyl-1,22-tricosadiene(isotactic)	24.831	474	33.27	30.14
C37	2,4,6,8,10,12,14,16,18,20,22,24-dodecamethyl-1,24-pentacosadiene (isotactic)	26.504	516	32.95	34.64
C40	2,4,6,8,10,12,14,16,18,20,22,24,26-tridecamethyl-1,26-heptacosadiene (isotactic)	28.608	558	26.77	33.42
C43	2,4,6,8,10,12,14,16,18,20,22,24,26,28-tetradecamethyl-1,28-nonacosadiene (isotactic)	31.884	600	21.23	25.84
C46	2,4,6,8,10,12,14,16,18,20,22,24,26,28,30-pentadecamethyl-1,30-untriacontadiene (isotactic)	35.802	642	15.95	22.12