Mass Spectrometry Flashcards

1
Q

Explain what occurs when using the Electron impact method (EIMS)

A

A vaporized sample is bombarded with electrons

It results in extensive fragmentation

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2
Q

What occurs when using the chemical ionization method (CIMS)?

A

The vapourized sample is mixed with a charged reagent gas

This causes some fragmentation

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3
Q

What occurs when using the Fast Atom Bombardment (FAB) method?

A

The sample (solution/suspension) is bombarded with inert gas atoms

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