- 
                                        
MS-NW-4970 ethyl oxamate C4H7NO3 (Mass of molecular ion: 117)
Source Temperature: 250 °C Sample Temperature: 180 °C Reservoir, 75 eV
15.0 2.6 16.0 4.7 17.0 2.0 18.0 1.3 26.0 2.9 27.0 23.1 28.0 8.0 29.0 49.6 30.0 2.1 31.0 9.2 43.0 5.0 44.0 100.0 45.0 25.7 46.0 5.5 56.0 1.5 57.0 5.0 72.0 5.7 73.0 1.2 74.0 5.5 89.0 4.7
 
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