User:Samiye Yaman/Notebook/Lab 581/2012/10/24: Difference between revisions
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==Description== | ==Description== | ||
'''Part 1 | '''Part 1 : Preparation of porphyrin films''' | ||
* | * Add 2 drops of HCL, 1 ml of gluteraldehyde and 1 ml of porphyrin after the solution is homogeneous and cooled down. | ||
* | *Keep everything under the hood. | ||
'''Part 2 : UV-VIS of porphyrin dilutions prepared on 17/10/2012''' | |||
*'''A)''' from the UV-Vis results we concluded that it is necessary to make extra 2 dilutions as dilution 1 and 2 are out of range. They are too concentrated. We would like to obtain a peak lower than 1. | |||
*Dilution 6: 4 ml of dilution 5 + 4 ml of HPLC water.(0.3375micM) | |||
*Dilution | *Dilution 7: 4ml of dilution 6 + 4 ml of HPLC water. (0.16785micM) | ||
'''Part 3 : Prepare dilutions of 50micM Na2SO4, 50micM Al2(SO4)3, 50micM Fe2(SO4)3''' (HPLC WATER IS USED) | |||
'''Na2SO4''' | |||
* | *FW: 142.07 g/ml | ||
* | *1/142.07 g/mol x 50micM/L x 10^(-6)mol/1micM x 1/1000ml x 10ml= 0.071035 g in 10 ml of HPLC water. | ||
*(50mM) (x) = (50micM) (10mL) | |||
* x = 0.01 ml =10micL of Na2SO4 in 9.99ml HPLC water | |||
'''Al2(SO4)3''' | |||
*FW: 456.33g/mol | |||
*456.33g/mol x 50mmol/L x 10^(-3)/1mmol x 1L/1000mL x 10 mml= 0.392g in 10 mL H2O. | |||
*50micM=10micL of 50mM in 999micL H2O | |||
'''Fe2(SO4)3''' (72wt%) | |||
*FW:399.88g/mol | |||
* 0.72 x 399.88g/mol x 50mmol/L x 10^(-3)/1mmol x 1L/1000mL x 10 mml= 0.144g in 10 mL H2O. | |||
*50micM=10micL of 50mM in 999micL H2O | |||
==Data== | ==Data== |
Revision as of 08:09, 31 October 2012
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ObjectiveDescriptionPart 1 : Preparation of porphyrin films
Part 2 : UV-VIS of porphyrin dilutions prepared on 17/10/2012
Part 3 : Prepare dilutions of 50micM Na2SO4, 50micM Al2(SO4)3, 50micM Fe2(SO4)3 (HPLC WATER IS USED) Na2SO4
DataISE results for sodium sulfate dilutions
NotesThis area is for any observations or conclusions that you would like to note.
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