User:Paul Rothenberg/Notebook/Pauls Notebook/2012/10/17

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17 October 2012

  • Zinc Porphyrin was prepared by Nyousha Yousefi yesterday, and it was processed and filtered today.

  • 1. 200 mL of chilled, distilled water and an ice bath were prepared
  • 2. The Zinc Porphyrin was let to chill in the ice bath for 15 minutes.
  • 3. 200 mL of chilled water was added, and let to sit for 10 minutes.
  • 4. The mass of the two pieces of filter paper was 0.0706g (x2).
  • 5. The mixture was run through a vacuum filtration setup.
  • 6. The mass of the compound plus filter paper was