User:Karlena L. Brown/Notebook/PVOH Research/2012/10/31: Difference between revisions
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* Run FTIR analysis on all films prepared throughout the semester | * Run FTIR analysis on all films prepared throughout the semester | ||
* Run ion diffusion experiment on PVOH film and analyze data using Ion Selective Electrode | * Run ion diffusion experiment on PVOH film and analyze data using Ion Selective Electrode | ||
==Furfural Film Preparation== | |||
* In 10mL beaker, weigh out ~ 1.0 grams PVOH (MW 22K) | |||
'''(PVOH 22K Actual Mass = 1.0029g)''' | |||
* Then, using a graduated cylinder add ~ 5 mL H<sub>2</sub>O to the beaker | |||
* After adding and combining PVOH (MW 22K) in a small beaker with H<sub>2</sub>O, add a stir bar and prepare to stir solution | |||
* On hot plate, stir and heat beaker solutions at 70-80°C for ~ 12 min or until PVOH dissolves | |||
* Once PVOH solids thoroughly dissolve in solution, take the solution and place it in the fume hood | |||
* Allow the solution to cool then add ~ 0.3g of 5-hydroxymethylfurfural to the solution | |||
'''(Furfural Actual Mass = 0.3192g)''' | |||
* Then pour the solution into a Teflon dish to sit, cool, and dry in the fume hood for ~ 2 days | |||
==Films Examined using FTIR== | ==Films Examined using FTIR== |
Revision as of 02:19, 24 November 2012
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OBJECTIVES
Furfural Film Preparation
(PVOH 22K Actual Mass = 1.0029g)
(Furfural Actual Mass = 0.3192g)
Films Examined using FTIRRECALL FTIR PROCEDURAL PROTOCOL 9/17/12 Ion Selective Electrode Film ProceduresISE Film Analysis: Varied Ion SolutionA crosslinked PVOH 22K film containing 1mL glutaldehyde that had been exchanged for 10 min in the CuSO4 solution was used for an Ion Selective Electrode Analysis.
ISE Film Analysis: HPLC Grade H2O SolutionA crosslinked PVOH 22K film containing 1mL glutaldehyde that had been exchanged for 10 min in the CuSO4 solution was used for an Ion Selective Electrode Analysis.
Notes
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