User:Douglas M. Fox/Notebook/AU CHEM-571 F2011 Lab Support/2014/08/08

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AuNP - CaCl2 Equilibrium

  • Precipitate started to form
  • Powdery purple solid (rather than coagulated fibers) with pale purple solution
  • Added 25.12 mg CaCl2 (96.4 mg total) to precipitate remaining colloid

AuNP Synthesis

  • Accidentally left previous samples in oven for 24 hrs
  • Removed and cooled
  • All purple solutions, with no visual difference