. 2015 Oct 18;2015:513875. doi: 10.1155/2015/513875

(a).

Parameters				Mean area ± SD^b	% RSD^c of area
	Components	Conc. (ng spot⁻¹)	Wavelength used	Mean area ± SD^b	% RSD^c of area
Detecting wavelengths (nm^a) 240 and 595	Cucurbitacin B	100	238	554.33 ± 11.67	2.10
		100	242	545.66 ± 10.78	1.97
		200	238	875.66 ± 19.55	2.23
		200	242	876.66 ± 18.08	2.06
		400	238	1594.66 ± 25.71	1.61
		400	242	1588.66 ± 32.00	2.01
	Cucurbitacin D	200	238	441.0 ± 9.00	2.04
		200	242	438.33 ± 9.07	2.07
		400	238	830.33 ± 16.55	1.98
		400	242	824.33 ± 16.25	1.97
		800	238	1648.00 ± 32.42	1.97
		800	242	1650.33 ± 32.00	1.94
	Cucurbitacin E	200	238	640.66 ± 13.86	2.16
		200	242	638.00 ± 13.00	2.03
		400	238	1173.33 ± 22.03	1.94
		400	242	1169.33 ± 22.05	1.88
		800	238	2161.33 ± 41.24	1.91
		800	242	2154.33 ± 43.85	2.01
	Betulinic acid	250	593	981.33 ± 19.55	1.99
		250	597	977.33 ± 18.87	1.93
		500	593	1039.66 ± 21.00	2.02
		500	597	1031.00 ± 18.35	1.78
		1000	593	1363.66 ± 27.09	1.98
		1000	597	1368.33 ± 27.61	2.01

Detecting wavelength (nm^a) 500	Picroside 1	100	498	941.33 ± 17.50	1.85
		100	502	946.00 ± 17.34	1.83
		200	498	1645.00 ± 34.05	2.06
		200	502	1644.33 ± 32.86	1.99
		400	498	2927.00 ± 55.05	1.88
		400	502	2940.00 ± 56.66	1.92
	Picroside 2	100	498	504.00 ± 10.00	1.98
		100	502	502.00 ± 9.53	1.90
		200	498	1004.00 ± 20.42	2.03
		200	502	1007.33 ± 19.50	1.93
		400	498	1919.33 ± 37.01	1.92
		400	502	1922.66 ± 40.69	2.11
	Apocynin	400	498	799.00 ± 15.50	1.94
		400	502	797.00 ± 14.54	1.82
		800	498	1593.33 ± 29.36	1.84
		800	502	1594.33 ± 31.65	1.98
		1000	498	2227.33 ± 40.50	1.81
		1000	502	2257.00 ± 43.13	1.92

^aNanometer. ^bStandard deviation. ^cRelative standard deviation.