Detection of toxic metals in waste water from dairy products plant using laser induced breakdown spectroscopy

T. Hussain, M. A. Gondal

Research output: Contribution to journalArticlepeer-review

46 Scopus citations

Abstract

Laser Induced Breakdown Spectroscopy (LIBS) System was developed locally for determination of toxic metals in liquid samples and the system was tested for analysis of waste water collected from dairy products processing plant. The plasma was generated by focusing a pulsed Nd: YAG laser at 1064 nm on waste water samples. Optimal experimental conditions were evaluated for improving the sensitivity of our LIBS system through parametric dependence investigations. The Laser-Induced Breakdown Spectroscopy (LIBS) results were then compared with the results obtained using standard analytical technique such as Inductively Coupled Plasma Emission Spectroscopy (ICP). The evaluation of the potential and capabilities of LIBS as a rapid tool for liquid sample analysis are discussed in brief.

Original languageEnglish
Pages (from-to)561-565
Number of pages5
JournalBulletin of Environmental Contamination and Toxicology
Volume80
Issue number6
DOIs
StatePublished - Jun 2008

Keywords

  • Atomic emission plasma spectroscopy
  • Environmental challenges
  • Environmental impacts of trace metals
  • LIBS applications
  • Laser diagnostics
  • Laser-induced breakdown spectroscopy (LIBS)
  • Multi-elemental analysis
  • Trace metals detection
  • Waste water analysis

ASJC Scopus subject areas

  • Toxicology
  • Pollution
  • Health, Toxicology and Mutagenesis

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