User:Moira M. Esson/Notebook/CHEM-581/2012/10/03: Difference between revisions
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*'''Observations/Notes for crosslinking glutaraldehyde films''': | *'''Observations/Notes for crosslinking glutaraldehyde films''': | ||
**The film placed in deionized H<sub>2</sub>O on 10/01/2012 was completely dissolved | |||
**When the PVOH MW 22,000+0.8wt%glutaraldehyde+PDMS film was first put into solution 1, the film was much more flimsy than any other film. The texture was more like glue than a rubber consistency as the other films | **When the PVOH MW 22,000+0.8wt%glutaraldehyde+PDMS film was first put into solution 1, the film was much more flimsy than any other film. The texture was more like glue than a rubber consistency as the other films | ||
**Upon adding the PVOH MW 22,000+0.8wt%glutaraldehyde+PDMS film to the 1% HCl solution, the film completely dissolved | **Upon adding the PVOH MW 22,000+0.8wt%glutaraldehyde+PDMS film to the 1% HCl solution, the film completely dissolved | ||
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| 10ppm Cu<sup>2+</sup> unmodified Na-MT 10min||8.44||-134.5 | | 10ppm Cu<sup>2+</sup> unmodified Na-MT 10min||8.44||-134.5 | ||
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==Film preparation== | |||
The general protocol for preparing PVOH films with glutaraldehyde described in entry [[User:Moira_M._Esson/Notebook/CHEM-581/2012/09/12|2012/09/12]] was followed | |||
*Prepared ~1g PVOH MW 22,000+1mL glutaraldehyde | |||
*Prepared ~1g PVOH MW 22,000+1mL glutaraldehyde+100% CEC surfactant clay | |||
*Prepared ~1g PVOH MW 22,000+1mL glutaraldehyde+NaMT | |||
*Prepared ~1g PVOH MW 22,000+50% CEC surfactant clay | |||
==General Notes== | |||
*Crosslinked glutaraldehyde film stored in deionized water on [[User:Moira_M._Esson/Notebook/CHEM-581/2012/10/01|entry 2012/10/01]] had completely dissolved in the beaker. This indicates that the film was not completely crosslinked | |||
Revision as of 22:06, 22 October 2012
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Objectives
Crosslinking
Ion Selective ElectrodeGeneral Protocol:
The general protocol for ion selective electrode was used for the collection of the ion selective electrode measurements
Film preparationThe general protocol for preparing PVOH films with glutaraldehyde described in entry 2012/09/12 was followed
General Notes
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