Table 1.

An Example of 10 min Gradient Run

	Name	Retention time (min)	m/z
1	Orcinol	1.6438	123
2	Barbital	1.6726	183
3	Patulin	1.6835	193
4	Indazole	1.688	119
5	Caffeine	1.9957	195
6	Uracil	2.1969	111
7	Thymidine	2.3877	241
8	Nicotinamide	2.416	123
9	Imidazole	2.8904	69
10	Salicin	3.0352	285
11	Ribitol	3.8874	151
12	MOPSO	3.9721	226
13	Naphthalene Acetic Acid	4.2291	185
14	Vanillic Acid	4.2749	167
15	Puromycin	4.7923	472
16	Riboflavin	5.2287	377
17	Mannitol	5.8291	182
18	Phe-Phe	6.7509	313
19	Ephedrine	7.0336	166
20	Nicotinic Acid	7.4984	123
21	Phe-Gly-Gly	8.4105	278
22	L-proline	8.9657	115
23	γ-amino butyric acid	9.6717	103