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MB Sample ID: SA316707

Local Sample ID:20120522-zhxl-A4-L-1
Subject ID:SU003031
Subject Type:Mammal
Subject Species:Mus musculus
Taxonomy ID:10090

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Combined analysis:

Analysis ID AN004788
Analysis type MS
Chromatography type GC
Chromatography system Thermo Scientific Trace GC Ultra with DSQ II GC/MS
Column Agilent DB5-MS (30m x 0.25mm, 0.25um)
MS Type EI
MS instrument type Triple quadrupole
MS instrument name Thermo Scientific Trace GC Ultra with DSQ II GC/MS
Ion Mode POSITIVE
Units Peak area

MS:

MS ID:MS004534
Analysis ID:AN004788
Instrument Name:Thermo Scientific Trace GC Ultra with DSQ II GC/MS
Instrument Type:Triple quadrupole
MS Type:EI
MS Comments:samples was derivatized and then used to firstly protect carbonyl moieties through methoximation, through a 90 min 37 ℃ reaction with 40 μL of 20 mg/mL methoxyamine hydrochloride (Sigma-Aldrich) in pyridine, followed by derivatization of acidic protons through a 30 min 37 0C reaction with the addition of 80 μL N-methyl-N-trimethylsilyltrifluoroace-tamide (MSTFA, Sigma-Aldrich). The derivatized sample of 1 μL was injected into a 30m × 250 μm i.d. × 0.25 μm DBS-MS column using splitless injection and analysis was carried out by Trace DSQ II (Thermo Scientific). The initial temperature of the GC oven was held at 85 0C for 5 min followed by an increase to 330 0C at a rate of 15 0C min-1 then held for 5 min. Helium was used as carrier gas and flow was kept constant at 1 mL min-1. The MS was operated in a range of 50-600 m/z.
Ion Mode:POSITIVE
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