User:Puja Mody/Notebook/Magnetite Shenanigans/2014/09/23: Difference between revisions
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== | ==Dye Addition trial 2== | ||
* | * New samples with dye addition were made due to issues with UV-Vis previously experienced. A more dilute stock solution of R6G was made so that moresubstantial amounts of R6G could be added into the samples. | ||
*The total amount of sample needed was 1.5mL (both magnetite and dye) | |||
Table 1: .001M R6G stock preparation in Methanol | |||
{| {{table}} | |||
| align="center" style="background:#f0f0f0;"|'''stock concentration (M)''' | |||
| align="center" style="background:#f0f0f0;"|'''0.003987''' | |||
|- | |||
| desired total volume (L)||0.01 | |||
|- | |||
| desired new concentration||0.001 | |||
|- | |||
| amount of R6G to be added (L)||0.002508151 | |||
|- | |||
| amt. methanol to be added (L)||0.007491849 | |||
|} | |||
Table 2: Amount of dye added into each sample to achieve desired internal concentration | |||
{| {{table}} | |||
| align="center" style="background:#f0f0f0;"|'''sample number''' | |||
| align="center" style="background:#f0f0f0;"|'''desired concentration of dye in each sample''' | |||
| align="center" style="background:#f0f0f0;"|'''volume of dye added (L)''' | |||
| align="center" style="background:#f0f0f0;"|'''in mL''' | |||
| align="center" style="background:#f0f0f0;"|'''in uL''' | |||
| align="center" style="background:#f0f0f0;"|'''volume of magnetite sample added (mL)''' | |||
|- | |||
| 1||0.00002||0.00003||0.03||30||1.47 | |||
|- | |||
| 2||0.00004||0.00006||0.06||60||1.44 | |||
|- | |||
| 3||0.00006||0.00009||0.09||90||1.41 | |||
|- | |||
| 4||0.00008||0.00012||0.12||120||1.38 | |||
|- | |||
| 5||0.0001||0.00015||0.15||150||1.35 | |||
|- | |||
| 6||0.00015||0.000225||0.225||225||1.275 | |||
|- | |||
| 7||0.0002||0.0003||0.3||300||1.2 | |||
|} | |||
Revision as of 16:07, 23 September 2014
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Dye Addition trial 2
Table 1: .001M R6G stock preparation in Methanol
Table 2: Amount of dye added into each sample to achieve desired internal concentration
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