About tutorial chromatography results of 2,287
16:15
16:58
17:59
14:23
14:51
25:49
18:16
16:48
17:47
15:40
20:59
16:33
16:41
15:52
16:31
18:55
18:58
18:17
16:37
14:51
17:15
15:59
16:02
18:06
15:52
17:17
17:14
20:40
121:42
38:02
30:28
31:06
37:20
21:13
15:27
18:26
24:49
19:09
13:31
18:42
19:05
16:36
21:34
21:41
19:24
17:30