User:Jerinbrooks/Notebook/JB:481:18/2018/11/14

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Objective

  • Make PVA/clay beads
  • dye adsorption UV-Vis
  • Na montmorillonite dye uptake with MG
  • make solutions for Pb and Hg metals for ICP

Lab Protocol

Na Montmorillonite uptake

  • use ~5 mg Na montmorillonite
  • 4.5 g of MG dye
  • concentrations to aim for for MG 28, 50, 75, and 100 ppm.

Data

    • Na Montmorillonite MG uptake
  • actual concentrations of MG used 29.3, 50, 73, and 106 ppm
  • MG conc. 29.3 ppm, Na mont 0.00422 g, MG used 4.53744 g
  • MG conc. 29.3 ppm, Na mont 0.00532 g, MG used 4.50660 g
  • MG conc. 50 ppm, Na mont 0.00353 g, MG used 4.50054 g
  • MG conc. 50 ppm, Na mont 0.00511 g, MG used 4.53660 g
  • MG conc. 73 ppm, Na mont 0.00297 g, MG used 4.50527 g
  • MG conc. 73 ppm, Na mont 0.00223 g, MG used 4.61800 g
  • Mg conc. 106 ppm, Na mont 0.00409 g, MG used 4.52275 g
  • MG conc. 106 ppm, Na mont 0.00523 g, MG used 4.50385 g