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Mass Spectrometry

Lehigh's Chemistry Department has two mass spectrometers.

Shimadzu QP Ultra 2010 GC-MS

Among these instruments is the Shimadzu QP Ultra 2010 GC-MS, a workhorse for the Synthetic Organic Chemists in the Department. This GC-MS is capable of both Electron and Chemical Ionization and has a direct injection port, making it a versatile and powerful instrument for analysis

 

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Shimadzu QP Ultra 2010 GC-MS spectrometer

 

Shimadzu Benchtop MALDI-TOF 8020

A recent addition to the MS facility is the Shimadzu Benchtop MALDI-TOF 8020. Despite it's small size,  this MALDI is capable of analyzing molecules with MWs up to 350 kDa. It even gives isotopic resolution up to ~700 Da, as evidenced in the spectrum below. This MALDI is used by all experimental chemists in the Department and has been a great addition to our instrumentation resources.

 

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Shimadzu Benchtop MALDI-TOF 8020 spectrometer

 

 

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Graph showing isotopic resolution up to ~700 Da