Removal of basic dye from aqueous solutions using nano scale zero valent iron (NZVI) as adsorbent

Muhammad Sufaid Khan*, Aziz Ahmad, Fazal Ullah Khan Bangash, Syed Sikindar Shah, Pardool Khan

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

12 Scopus citations

Abstract

Nano scale zero valent iron (NZVI) was synthesized and tested for the purification of waste water contaminated by the organic pollutants. In the present study removal of basic blue 3 dye was investigated by NZVI adsorbent. NZVI adsorbent was prepared in the presence of N2 gas atmosphere by sodium boro- hydrate (NaHB4) reduction method. The particle size of the prepared adsorbent was approximately in the range of 1 × 10 -2 nm to 2 × 10-2 nm. The adsorption of basic blue 3 dyes was confirmed with various parameters such as ionic strength, contact time and initial dye concentrations. The experiments were carried out in a batch mode technique. The surface morphology was studied by SEM analysis technique.

Original languageEnglish
Pages (from-to)744-748
Number of pages5
JournalJournal of the Chemical Society of Pakistan
Volume35
Issue number3
StatePublished - Jun 2013
Externally publishedYes

Keywords

  • Adsorption
  • Basic blue-3
  • Ionic strength
  • Organic pollutants
  • SEM

ASJC Scopus subject areas

  • General Chemistry

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