Analytical Chemistry & Spectroscopy
5 terms
Mass Spectrometry
Analytical Chemistry & Spectroscopy
Da
A technique that separates ionised molecules and fragments according to their mass-to-charge ratio.
m/z
Matrix
Analytical Chemistry & Spectroscopy
Dimensionless
Everything in a sample other than the analyte itself.
Mobile Phase
Analytical Chemistry & Spectroscopy
mL/min
The fluid that carries the sample through the stationary phase during chromatography.
Molar Absorptivity
Analytical Chemistry & Spectroscopy
L/(mol·cm)
The absorbance of a one molar solution measured over a one centimetre path length.
ε = A / (c l)
Molecular Ion Peak
Analytical Chemistry & Spectroscopy
Da
The peak in a mass spectrum corresponding to the intact molecule after loss of a single electron.
M⁺·