quadrupole spectrometer

quadrupole spectrometer

[′kwä·drə‚pōl spek′träm·əd·ər]
(analytical chemistry)
A type of mass spectroscope in which ions pass along a line of symmetry between four parallel cylindrical rods; an alternating potential superimposed on a steady potential between pairs of rods filters out all ions except those of a predetermined mass. Also known as Massenfilter.
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The laboratory houses quadrupole time of flight and triple quadrupole spectrometers for accurate mass and quantitation work.
Instrumentation includes Quadrupole Time of Flight and Triple Quadrupole spectrometers for accurate mass and quantitation work.