About tutorial chromatography results of 2,289
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28:05
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05:37
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48:51
180:40
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15:29
10:16
48:08
05:25
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02:48
17:26
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02:58
03:00
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10:44
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19:39
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10:27
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04:28
158:31
08:02
13:07
12:48
12:22
208:05
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16:10