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Uric acid from urine I'm curious how many SM members have tried to precipitate uric acid from well, yes, urine!?
It is ... |
13-8-2015 at 06:49 by: Pumukli |
CCl4 Alternative ? CCl[sub]4[/sub] has a bit higher boiling point than methylene chloride does. It may cause problems i ... |
9-8-2015 at 05:40 by: Pumukli |
Questions about red lead iodide... If OP had a few drops of non water-miscible organic solvent then he could extract the iodine and ver ... |
7-8-2015 at 11:26 by: Pumukli |
Need help with BaSO4.. The trick may be in the temperature setting. Above 100 C the sulphate to carbonate conversion is rep ... |
7-8-2015 at 01:40 by: Pumukli |
Questions about red lead iodide... In the 3rd comment he (she) said starch did not turn blue from the red solution. So I doubt it was i ... |
7-8-2015 at 01:24 by: Pumukli |
Questions about red lead iodide... Yes. |
5-8-2015 at 10:49 by: Pumukli |
Questions about red lead iodide... Lead iodide has a minimum solubility when no excess iodide ions are present. In case there were free ... |
5-8-2015 at 10:09 by: Pumukli |
Chemistry of Terephthalic acid I'm glad that I may helped you with the reference. Thanks, I got it, read it.
Regarding the first ... |
5-8-2015 at 09:49 by: Pumukli |
Cl+CO reaction? First, my vote is with the thermal stress theory.
Second, I heard some excessively stupid stories ... |
4-8-2015 at 11:40 by: Pumukli |
How to make rust? Twits?
Haven't you read the rules?
According to rule number mmm, sumting, clairvoyance is not ex ... |
4-8-2015 at 11:15 by: Pumukli |
Chemistry of Terephthalic acid A New Process for the Production of p-Phenylenediamine Alternatively from Polyester Waste, Terephtha ... |
4-8-2015 at 11:08 by: Pumukli |
Chemistry of Terephthalic acid Ta-da!
Congrats Boffis! :-)
Your quite detailed work is warmly appreciated, thanks!
PET hyd ... |
3-8-2015 at 03:35 by: Pumukli |
Can Acyl Chlorides be prepared with Alkalai Hypochlorites (bleach)? I'm still not sure about "TCCA will definitely work".
Yes, there is a thread here on chlorinating ... |
31-7-2015 at 22:20 by: Pumukli |
Can Acyl Chlorides be prepared with Alkalai Hypochlorites (bleach)? Aren't acyl chlorides sensitive to water?
Then bleach is not a likely candidate for this.
Even bip ... |
31-7-2015 at 12:59 by: Pumukli |
Phenol / Formaldehyde reactions in DI H2O I'm just reading J. Frederick Walker - Formaldehyde (1944), maybe it is in the SM library, not sure. ... |
31-7-2015 at 12:52 by: Pumukli |
Activated Carbon and Charcoal (AC) I'm curious about the results!
When I was a child I read in a biology textbook how to make activa ... |
31-7-2015 at 12:06 by: Pumukli |
Acetone from calcium acetate Interesting experiment.
What sort of "horrid smell" did you feel?
Was it kind of suffocating e.g ... |
31-7-2015 at 01:28 by: Pumukli |
Does zinc peroxide form while melting zinc? Bromic is right, ZnO changes its color depending on the temperature. I heated pharmacy grade ZnO in ... |
30-7-2015 at 09:44 by: Pumukli |
ether Yes, he/she can.
Once in a chemistry class our teacher demonstrated diethyl-ether synthesis by dr ... |
29-7-2015 at 03:05 by: Pumukli |
Electrolysis in series cells? I think if I used the same geometry for electrodes then the current density would be the same in eac ... |
29-7-2015 at 02:57 by: Pumukli |
Electrolysis in series cells? Arrrgh, the car battery is really six cells in series!
I felt that I may just overlooked something ... |
28-7-2015 at 11:55 by: Pumukli |
Electrolysis in series cells? I was wondering if it was possible to use series connected electrolysis cells with higher voltage?
... |
28-7-2015 at 10:36 by: Pumukli |
How to make rust? If you already bought them: make a campfire (outside) and toss them in! :-) Soap should not resist t ... |
24-7-2015 at 21:12 by: Pumukli |
How to make rust? When I was a kid I collected my "Fe-powder" (actually not powder but very small bits from sawing ste ... |
24-7-2015 at 01:00 by: Pumukli |
Why not use calcium chloride to supply calcium for nutrients? Yes, stomach pH can be as low as 2. But after the stomach, in the doudenum (and further on) the pH i ... |
16-7-2015 at 12:19 by: Pumukli |
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