Table 5.

Contents (mg/g) of nine triterpenoids in fifteen P. guajava samples.

Samples No.	Location	Parts	1	2	3	4	5	6	7	8	9	Total
PGL-1	Zhanjiang	Leaves	2.50 ± 0.09	1.35 ± 0.07	7.05 ± 0.34	0.45 ± 0.1	1.01 ± 0.08	0.75 ± 0.03	1.78 ± 0.01	- a	2.55 ± 0.07	17.94
PGL-2	Qingping1	Leaves	4.60 ± 0.07	3.85 ± 0.06	19.4 ± 0.07	0.74 ± 0.04	1.29 ± 0.04	0.83 ± 0.05	1.70 ± 0.05	-	5.30 ± 0.07	38.66
PGL-3	Conghua	Leaves	2.75 ± 0.07	2.15 ± 0.07	11.91 ± 0.13	0.46 ± 0.03	0.91 ± 0.02	0.62 ± 0.03	1.41 ± 0.08	-	3.28 ± 0.14	24.20
PGL-4	Qingping2	Leaves	3.34 ± 0.06	2.68 ± 0.09	14.17 ± 0.18	0.4 ± 0.01	0.81 ± 0.04	0.52 ± 0.01	1.11 ± 0.03	-	4.00 ± 0.08	27.83
PGL-5	Shunde	Leaves	3.26 ± 0.15	11.65 ± 0.24	5.95 ± 0.07	0.41 ± 0.02	0.77 ± 0.03	0.50 ± 0.03	1.21 ± 0.07	-	2.73 ± 0.16	16.74
PGL-6	Gaoming	Leaves	2.20 ± 0.09	0.91 ± 0.05	4.35 ± 0.04	0.27 ± 0.01	0.56 ± 0.04	0.34 ± 0.01	0.94 ± 0.02	-	2.41 ± 0.13	12.49
PGL-7	Macau1	Leaves	3.36 ± 0.05	2.31 ± 0.03	11.97 ± 0.17	0.77 ± 0.04	1.34 ± 0.05	0.80 ± 0.02	1.73 ± 0.06	-	4.83 ± 0.15	27.98
PGL-8	Guangzhou	Leaves	3.88 ± 0.10	2.83 ± 0.09	15.25 ± 0.32	0.78 ± 0.02	1.26 ± 0.06	0.74 ± 0.04	1.56 ± 0.03	-	4.89 ± 0.03	32.04
PGL-9	Foshan	Leaves	3.08 ± 0.19	2.67 ± 0.20	13.62 ± 0.30	0.63 ± 0.06	1.35 ± 0.05	1.03 ± 0.02	2.21 ± 0.03	-	3.54 ± 0.19	30.12
PGF-1	Macau1	Fruits	-	-	-	-	-	-	-	-	-	-
PGF-2	Gaoming	Fruits	-	-	-	-	-	-	-	-	-	-
PGF-3	Macau2	Fruits	-	-	-	-	-	-	-	-	-	-
PGF-4	Macau3	Fruits	-	-	-	-	-	-	-	-	-	-
PGF-5	Guangzhou	Fruits	-	-	-	-	-	-	-	-	-	-
PGF-6	Zhuhai	Fruits	-	-	-	-	-	-	-	-	-	-

^a Under the limit of quantitation.