About tutorial chromatography results of 2,287
20:47
19:28
20:30
26:24
21:43
26:22
21:27
81:47
128:18
52:07
38:01
16:01
21:11
25:46
24:54
22:53
32:15
22:27
23:00
17:49
27:04
27:14
31:56
33:12
24:16
31:11
53:26
29:50
36:15
25:45
20:52
29:10
28:48
22:32
21:34
26:41
35:17
41:56
32:46
32:15
26:32
21:56
26:35
37:54
24:42
74:58