A simple desorption atmospheric pressure chemical ionization method for enhanced non-volatile sample analysis

Md Matiur Rahman, Ting Jiang, Yang Tang, Wei Xu*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

15 Citations (Scopus)

Abstract

In this work, a simple desorption atmospheric pressure chemical ionization (SDAPCI) source is studied and optimized for analyzing a wide variety of samples such as nonvolatile, volatile and biological samples. In this ion source, the heated mass inlet was used for sample desorption, and a solid needle was used to produce a corona discharge for ionization. The utilization of any additional gas or heater is not required in SDAPCI. Due to its high sensitivity, only a small amount of sample is needed. Sample loading and the consequent mass spectrometry analysis process could be easy and fast, which was demonstrated by the analyses of different types of samples ranging from non-volatile to volatile compounds. High-throughput analysis can be performed by SDAPCI source with minimum or no sample preparation.

Original languageEnglish
Pages (from-to)62-69
Number of pages8
JournalAnalytica Chimica Acta
Volume1002
DOIs
Publication statusPublished - 9 Mar 2018

Keywords

  • Biological sample
  • Corona discharge
  • Non-volatile compound

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