User:Moira M. Esson/Notebook/CHEM-581/2012/10/17: Difference between revisions
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[[Image:Porphine_Absorbance.png]] | [[Image:Porphine_Absorbance.png]] | ||
* 9.445nM seems to be too dilute. It did not produce peaks. It appears that 944.5 nM porphine will produce the most useful data. | * 9.445nM seems to be too dilute. It did not produce peaks. It appears that 944.5 nM porphine will produce the most useful data | ||
==Cu<sup>2+</sup> adsorption== | |||
The general protocol for filtrates described on [[User:Moira_M._Esson/Notebook/CHEM-581/2012/09/26|2012/09/26]]. Instead of using prepared clays, however ~1g of prepared film was placed in the CuSO<sub>4</sub> solution. Filtrate was only collected in 10min intervals | |||
{| {{table}} | |||
| align="center" style="background:#f0f0f0;"|'''Type of film used''' | |||
| align="center" style="background:#f0f0f0;"|'''mass of film used(g)''' | |||
| align="center" style="background:#f0f0f0;"|'''weight of film after 10min (g)''' | |||
|- | |||
| PVOH(MW 22,000)+ 100% CEC||1.48||1.0041 | |||
|- | |||
| PVOH(MW 22,000)||0.9||0.7582 | |||
|- | |||
| PVOH(MW 22,000)+NaMT||0.9945||0.9115 | |||
|- | |||
| PVOH(MW 22,000)+ 50% CEC||1.1167||1.0464 | |||
|} | |||
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__NOTOC__ | __NOTOC__ |
Revision as of 07:30, 26 October 2012
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Objectives
Film Preparation
Films Prepared:
Observations:
UV-Vis of PorphyrinPreparation of Porphyrin solution
Cu2+ adsorptionThe general protocol for filtrates described on 2012/09/26. Instead of using prepared clays, however ~1g of prepared film was placed in the CuSO4 solution. Filtrate was only collected in 10min intervals
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