Table 3
Compar ison of the relative concentrations of terpenoids in orange and grapefruit

Terpenoids	Orange						Grapefruit
	Pulp			Peel			Pulp			Peel
	No.	Area%	mg/kg	No.	Area%	mg/kg	No.	Area%	mg/kg	No.	Area%	mg/kg
Monoterpenehydrocarbons	9	56.63	68.23	11	87.19	3931.87	6	54.20	105.90	10	68.27	2882.66
Sesquiterpenehydrocarbons	10	9.39	11.32	16	1.83	82.30	10	9.49	18.55	17	6.19	261.57
Oxygenatedmonoterpenes	23	4.28	5.15	30	6.03	272.02	26	13.72	26.80	29	11.63	491.09
Oxygenatedsesquiterpenes	8	0.93	1.12	17	0.63	28.63	8	2.96	5.78	18	3.86	162.79
Total	50	71.23	85.82	74	95.68	4314.82	50	80.37	157.03	74	89.95	3798.11