analytical assess Flashcards
1
Q
mass spectrometry
A
technique whereby materials are ionised and dissociated into fragments characteristic of the molecules or elements present in the sample
2
Q
ionisation
A
process by which chemical species lose or gain electric charge
3
Q
dissociated
A
process whereby a molecule separates into smaller particles often called ‘fragmentation’ in analysis
4
Q
chromatography
A
technique used to separate the substances present in a mixture
5
Q
stationary phase
A
a solid or liquid the sample is applied to
6
Q
mobile phase
A
a liquid or gaseous phase that is passed through or over the sample
7
Q
retention time
A
amount of time that a sample stays in the tube
8
Q
thin layer chromatohgraphy
A
