Title

Characterization of ammonium nitrate by electrospray ionization tandem mass spectrometry

Authors

Authors

X. M. Zhao;J. Yinon

Comments

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Abbreviated Journal Title

Rapid Commun. Mass Spectrom.

Keywords

ION CHROMATOGRAPHY; Chemistry, Analytical; Spectroscopy

Abstract

Mass spectra of ammonium nitrate were recorded in both positive- and negative-ion mode by electrospray ionization mass spectrometry (ESI-MS) and electrospray ionization tandem mass spectrometry with collision-induced dissociation (ESI-MS/MS-CID). Characterization of ammonium nitrate by a series of typical cluster ions was further confirmed by using isotopically labeled ammonium nitrate (ammonium-N-15, nitrate-N-15, nitrate-O-18) and deuterated water. It was found that, at heated capillary temperatures in the range 55-150 degreesC, in the positive-ion mode, cluster ions of the type [(NH4NO3)nNH(4)](+)(n = 1-3) were dominant in the mass spectrum, which enables the characterization and identification of the integral ammonium nitrate molecule. Copyright (C) 2001 John Wiley & Sons, Ltd.

Journal Title

Rapid Communications in Mass Spectrometry

Volume

15

Issue/Number

17

Publication Date

1-1-2001

Document Type

Article

Language

English

First Page

1514

Last Page

1519

WOS Identifier

WOS:000170833500003

ISSN

0951-4198

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