User:Mobeen Ashraf/Notebook/Chem-581/2012/11/02 - Revision history

Mobeen Ashraf: /* Description */

Mobeen Ashraf — Fri, 30 Nov 2012 23:18:19 GMT

Description

←Older revision		Revision as of 23:18, 30 November 2012
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	==Description==		==Description==

-	~~The~~ following ~~sulfate/porphyrin~~ solutions were prepared ~~and the~~ absorbance was measured for each one between ~~200 and 800 nm~~ by using UV~~/VIS~~ instrument:	+	Sulfate (SO4 2-) as generated by the following solutions along with the porphyrin solution were prepared. The absorbance was measured for each one between by using the UV-Vis instrument by Shimadzu and the selected wavelength range in nm was [200 nm- 800 nm]:

-	1) 1mL 50μM Na2SO4, 1mL 5μM porphyrin, 2 mL HPLC ~~H2O~~	+	* 1mL of 50μM Na2SO4 was dissolved in a 1mL of 5μM porphyrin solution and 2 mL HPLC graded water was used

-	2) 1mL 50μM Fe2(SO4)3, ~~1mL~~ 5μM porphyrin, 2 mL HPLC ~~H2O~~	+	* 1mL of 50μM Fe2(SO4)3 was dissolved in a 1mL, 5μM porphyrin solution and 2 mL HPLC graded water was used

-	3) 1mL 50μM FeSO4, ~~1mL~~ 5μM porphyrin, 2 mL HPLC ~~H2O~~	+	* 1mL of 50μM FeSO4 was dissolved in a 1mL, 5μM porphyrin solution and 2 mL HPLC graded water was used

-	4) 1mL 50μM H2SO4, ~~1mL~~ 5μM porphyrin, 2 mL HPLC ~~H2O~~	+	* 1mL 50μM H2SO4 was dissolved in a 1mL, 5μM porphyrin solution and 2 mL HPLC graded water was used

-	5) 1mL 50μM Al2(SO4)3	+	* 1mL 50μM Al2(SO4)3 was also dissolved in a 1mL of a porphyrin solution and 2 mL HPLC graded water was used.

	==Data==		==Data==

Mobeen Ashraf: /* Notes */

Mobeen Ashraf — Fri, 30 Nov 2012 23:12:05 GMT

Notes

←Older revision		Revision as of 23:12, 30 November 2012
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	==Notes==		==Notes==
-	~~This area is for any observations or conclusions that you would like to note.~~
-
-
-	Use categories like tags. Change the "Course" category to the one corresponding to your course. The "Miscellaneous" tag can be used for particular experiments, as instructed by your professor. Please be sure to change or delete this tag as required so that the categories remain well organized.
-
-	~~[[Category:Course]]~~
-	~~[[Category:Miscellaneous]]~~

		+	'''Note: The graph in the data section is a courtesy of Allison Alix.
		+	'''

Mobeen Ashraf: /* Data */

Mobeen Ashraf — Wed, 28 Nov 2012 19:23:41 GMT

Data

←Older revision		Revision as of 19:23, 28 November 2012
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	==Data==		==Data==
-	* Add data and results here...	+	[[Image:UV-VIS_Curve_for_Porphyrin_sulfate_solutions..png]]

	==Notes==		==Notes==

Mobeen Ashraf: /* Description */

Mobeen Ashraf — Wed, 28 Nov 2012 19:19:31 GMT

Description

←Older revision		Revision as of 19:19, 28 November 2012
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	==Description==		==Description==

-	* 3 PVOH films were prepared~~: 0.5 g MW of 22,000, 1 ml glutaraldehyde,~~ and ~~1 ml of porphrine dihydrogen chloride.~~	+	The following sulfate/porphyrin solutions were prepared and the absorbance was measured for each one between 200 and 800 nm by using UV/VIS instrument:
-	* AAS studies for all the ~~Cu standards: NaMT- concentration of 1.25 g/500 ml,~~ for ~~1min, 5 min~~ and ~~10 mins standards, 50 % CEC exchange-concentration of 1.25 g~~/~~500 ml, for~~ 1 ~~min~~, ~~5 min and 10 mins standards~~, ~~100% CEC exchange~~, ~~for 1 min~~, ~~5 min and 10 mins standards~~, ~~and Fe3O4-concentration of 1.25 g/500 ml~~, ~~for 1 min~~, 5 ~~min and 10 mins standards.~~	+
		+	1) 1mL 50μM Na2SO4, 1mL 5μM porphyrin, 2 mL HPLC H2O
		+
		+	2) 1mL 50μM Fe2(SO4)3, 1mL 5μM porphyrin, 2 mL HPLC H2O
		+
		+	3) 1mL 50μM FeSO4, 1mL 5μM porphyrin, 2 mL HPLC H2O
		+
		+	4) 1mL 50μM H2SO4, 1mL 5μM porphyrin, 2 mL HPLC H2O
		+
		+	5) 1mL 50μM Al2(SO4)3

	==Data==		==Data==

Mobeen Ashraf: /* Objective */

Mobeen Ashraf — Wed, 28 Nov 2012 19:18:22 GMT

Objective

←Older revision		Revision as of 19:18, 28 November 2012
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	* Adsorption through films similar to clay films instead of clay :		* Adsorption through films similar to clay films instead of clay :
-	-1.04 g Fe(II) Cl, 0.5 g Iron Sulfate, 1 film, and 40 ml H2O.	+	**1.04 g Fe(II) Cl, 0.5 g Iron Sulfate, 1 film, and 40 ml H2O.
-	-To precipitate iron oxide out of the solution NaOH ( 2.67 g in 10 ml H2O) was added drop wise with stirring.	+	**To precipitate iron oxide out of the solution NaOH ( 2.67 g in 10 ml H2O) was added drop wise with stirring.
-	_ The solution was then filtered using vacuum filtration and left to dry.	+	**The solution was then filtered using vacuum filtration and left to dry.

	* Add film with Porphyrin and glutaraldehyde to 1% solution of HCl and leave out until the next working day.		* Add film with Porphyrin and glutaraldehyde to 1% solution of HCl and leave out until the next working day.

Mobeen Ashraf: /* Objective */

Mobeen Ashraf — Wed, 28 Nov 2012 19:17:56 GMT

Objective

←Older revision		Revision as of 19:17, 28 November 2012
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	==Objective==		==Objective==

-	~~Objective~~ 1) ~~Prepare~~ 3 ~~PVOH Films (plain MW 22~~,~~000~~, ~~glutaraldehyde cross-linked~~, ~~and porphyrine dihydrogen chloride cross-linked~~.	+	* Make 1:1 ratio of sulfate ions solution ( H2SO4, Fe2(SO4)3, FeSO4, Na2SO4, Al2(SO4)3).

-	~~Objective~~ 2) ~~Atomic Absorption Spectroscopy for all Cu standards~~.	+	* Adsorption through films similar to clay films instead of clay :
		+	-1.04 g Fe(II) Cl, 0.5 g Iron Sulfate, 1 film, and 40 ml H2O.
		+	-To precipitate iron oxide out of the solution NaOH ( 2.67 g in 10 ml H2O) was added drop wise with stirring.
		+	_ The solution was then filtered using vacuum filtration and left to dry.
		+
		+	* Add film with Porphyrin and glutaraldehyde to 1% solution of HCl and leave out until the next working day.

	==Description==		==Description==

Mobeen Ashraf: Autocreate 2012/11/02 Entry for User:Mobeen_Ashraf/Notebook/Chem-581

Mobeen Ashraf — Wed, 28 Nov 2012 19:12:11 GMT

Autocreate 2012/11/02 Entry for User:Mobeen_Ashraf/Notebook/Chem-581

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{|{{table}} width="800"
|-
|style="background-color: #EEE"|[[Image:BDLlogo_notext_lr.png|128px]]<span style="font-size:22px;"> Experimental Chemistry</span>
|style="background-color: #F2F2F2" align="center"|<html><img src="/images/9/94/Report.png" border="0" /></html> [[{{#sub:{{FULLPAGENAME}}|0|-11}}|Main project page]]<br />{{#if:{{#lnpreventry:{{FULLPAGENAME}}}}|<html><img src="/images/c/c3/Resultset_previous.png" border="0" /></html>[[{{#lnpreventry:{{FULLPAGENAME}}}}{{!}}Previous entry]]<html>      </html>}}{{#if:{{#lnnextentry:{{FULLPAGENAME}}}}|[[{{#lnnextentry:{{FULLPAGENAME}}}}{{!}}Next entry]]<html><img src="/images/5/5c/Resultset_next.png" border="0" /></html>}}
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==Objective==

Objective 1) Prepare 3 PVOH Films (plain MW 22,000, glutaraldehyde cross-linked, and porphyrine dihydrogen chloride cross-linked.

Objective 2) Atomic Absorption Spectroscopy for all Cu standards.

==Description==

* 3 PVOH films were prepared: 0.5 g MW of 22,000, 1 ml glutaraldehyde, and 1 ml of porphrine dihydrogen chloride.
* AAS studies for all the Cu standards: NaMT- concentration of 1.25 g/500 ml, for 1min, 5 min and 10 mins standards, 50 % CEC exchange-concentration of 1.25 g/500 ml, for 1 min, 5 min and 10 mins standards, 100% CEC exchange, for 1 min, 5 min and 10 mins standards, and Fe3O4-concentration of 1.25 g/500 ml, for 1 min, 5 min and 10 mins standards.

==Data==
* Add data and results here...

==Notes==
This area is for any observations or conclusions that you would like to note.

Use categories like tags. Change the "Course" category to the one corresponding to your course. The "Miscellaneous" tag can be used for particular experiments, as instructed by your professor. Please be sure to change or delete this tag as required so that the categories remain well organized.

[[Category:Course]]
[[Category:Miscellaneous]]


|}

__NOTOC__