Typical G.C. analysis

#	%	Leftshift	Components
agathosma betulina leaf oil
33	0.23	(E)-2-	acetoxyisomenthone
34	0.21	(E)-2-	acetoxymenthone
26	trace		carvone
8	4.43	1,8-	cineole
11	0.16	para-	cymene
20	0.12	(E)-	dihydrocarvone
19	0.21	(Z)-	dihydrocarvone
30	22.30		diosphenol
27	18.58	4-	diosphenol
35	0.67	1-	hydroxy-4-diosphenol
36	0.40	4-	hydroxydiosphenol
24	0.46	(E)-2-	hydroxymenthone
29	0.37	(Z)-2-	hydroxymenthone
28	0.12	8-	hydroxymenthone
6	11.64		limonene
15	0.50		linalool
13	9.82		menthone
14	19.91	iso	menthone
31	0.53	(E)-8-	mercapto-para-menthan-3-one ((E)-3-oxo-para-menthan-8-thiol)
32	2.33	(Z)-8-	mercapto-para-menthan-3-one ((Z)-3-oxo-para-menthan-8-thiol)
4	0.61		myrcene
10	0.25	(E)-beta-	ocimene
7	0.08	beta-	phellandrene
1	0.37	alpha-	pinene
2	0.29	beta-	pinene
25	0.06		piperitone
21	0.94		pulegone
16	0.54	(E)-iso	pulegone
17	0.40	(Z)-iso	pulegone
3	0.15		sabinene
18	0.90		terpinen-4-ol
5	0.13	alpha-	terpinene
9	0.34	gamma-	terpinene
23	0.28	alpha-	terpineol
22	0.23	delta-	terpineol
12	0.09		terpinolene
M. A. Posthumus, T. A. van Beek, N. F. Collins and E. H. Graven, Chemical composition of the essential oils of Agathosma betulina, A. crenulata and an A. betulina x crenulata hybrid (buchu), J. Essent, Oil Res., 8, 223-228 (1996). P&F 23, No. 4, 37, (1998)
agathosma crenulata oil
#	%	Leftshift	Components
	6.83	(E)-8-	acetyl thio-para-menthan-3-one ((E)-3-oxo-para-menthan-8-thiol acetate)
	0.37	(Z)-8-	acetyl thio-para-menthan-3-one ((Z)-3-oxo-para-menthan-8-thiol acetate)
	0.22		carvone
	1.19	1,8-	cineole
	0.41	para-	cymene
	0.18	(E)-	dihydrocarvone
	0.21	(Z)-	dihydrocarvone
	1.03	8-	hydroxy-para-menth-4-en-3-one
	trace	(Z)-2-	hydroxyisomenthone
	4.67	8-	hydroxymenthone
	11.70		limonene
	0.76		linalool
	trace		menthofuran
	2.91		menthone
	3.58	iso	menthone
	1.01		myrcene
	0.06	(E)-beta-	ocimene
	0.07	beta-	phellandrene
	0.73	alpha-	pinene
	0.44	beta-	pinene
	trace		piperitone
	53.75		pulegone
	2.77	(E)-iso	pulegone
	2.78	(Z)-iso	pulegone
	trace		sabinene
	0.77		terpinen-4-ol
	0.05	alpha-	terpinene
	0.09	gamma-	terpinene
	0.43	alpha-	terpineol
	0.08	delta-	terpineol
M. A. Posthumus, T. A. van Beek, N. F. Collins and E. H. Graven, Chemical composition of the essential oils of Agathosma betulina, A. crenulata and an A. betulina x crenulata hybrid (buchu), J. Essent, Oil Res., 8, 223-228 (1996). P&F 23, No. 4, 37, (1998)
mentha pulegium herb oil
#	%	Leftshift	Components
13	trace	beta-	bourbonene
19	0.60	beta-	caryophyllene
26	0.20		germacrene D + alpha-terpineol
7	trace	(E)-2-	hexenal
24	1.10	alpha-	humulene
6	1.00		limonene
15	trace		linalool
25	trace	iso	menthol
20	0.40	neo	menthol
22	trace	neoiso	menthol
11	2.30		menthone
12	0.80	iso	menthone
14	trace	neo	menthyl acetate
8	0.50	5-	methyl-3-heptanone
5	trace		myrcene
10	0.70	3-	octanol
9	trace		octyl acetate
1	0.40	alpha-	pinene
3	0.30	beta-	pinene
29	1.80		piperitenone
28	trace	iso	piperitenone
27	trace		piperitone + delta-cadinene
16	trace	iso	pulegol
23	86.70		pulegone
17	1.20	(E)-iso	pulegone
18	0.60	(Z)-iso	pulegone
4	trace		sabinene
21	trace		terpinen-4-ol
2	trace	alpha-	thujene
M. Stengale, Beitrage Rolle glykosidisch gebundenerfluchtiger Komponenten in atherisches Ole furhrenden Pflanzen. Unterschungen an augewahlten Arten der Gattung Mentha L. PhD thesis Univ. Hamburg (1994). P&F 23, No. 3, 63, (1998)