Mass spectrometer

Details Mass spectrometer Mass spectrometer

1991-10-28

1992-11-10

Berman, Jack I.

Radiant energy

Ionic separation or analysis

With sample supply means

250281, H01J 4904

Patent

active

051626519

ABSTRACT:
A mass spectrometer comprising an ion sprayer having a first tube and a second tube outside of the first tube, wherein nebulizing gas is emitted from the first tube and liquid sample is emitted from a space between the first tube and the second tube, an counter electrode for sampling ions having a hole thereon opposite to an outlet of the nebulized gas in the ion sprayer, wherein a high voltage is applied between the ion spray device and the electrode so as to sample the ions from the hole, and an means for sorting a mass of the ions sampled through the hole.

REFERENCES:
patent: 4358302 (1982-11-01), Dahneke
patent: 4977785 (1990-12-01), Willoughby et al.
Huang et al., Analytical Chemistry, vol. 62, No. 13, Jul. 1, 1990, pp. 713A-725A.
Bruins et al., Analytical Chemistry, vol. 59, No. 22, Nov. 15, 1987, pp. 2642-2646.

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