User:Alicia Rasines Mazo/Notebook/CHEM-581 Experimental Chemistry I/2014/10/24

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Tasks for October 24

  • To prepare packed columns
  • To perform column chromatography on BPA solutions from Oct. 22

Preparation of packed chemicals

  • Place glass wool on bottom of column
  • Cover with a layer of sand
  • Add silica packing material prepared by dissolved 10 g of silica in methanol
  • Allow to settle
  • Add a layer of sand at the top to avoid disturbance of packing column



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