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Sodium!
Here is a specific thread with links:
http://www.sciencemadness.org/talk/viewthread.php?tid=8614& ... |
4-10-2007 at 04:08
by: Tacho |
Sodium!
Congratulations len1, your cell is a fantastic job.
About nickel anodes: A good electroless plati ... |
3-10-2007 at 03:37
by: Tacho |
Foaming agents
I too would like to know more about foaming agents. I can see many uses for them, like aerated (ligh ... |
2-10-2007 at 08:09
by: Tacho |
Aerated refractory concrete
I did a few experiments with portland cement some years ago and here are a few things I remember:
... |
24-9-2007 at 04:23
by: Tacho |
Adsorption capacity of activated carbon?
By the way,
my activated carbon is too fine. So fine that it forms a black cloud that lingers in ... |
29-8-2007 at 09:06
by: Tacho |
Adsorption capacity of activated carbon?
I have been very interested in this same topic over the last two weeks. I even built a device to mak ... |
29-8-2007 at 03:49
by: Tacho |
How to make caprolactone polymers?
Polycaprolactone is soft like playdough at 60ºC and resistant as nylon at room temp.
I would lik ... |
14-7-2007 at 14:20
by: Tacho |
100th post and electromethylation.
If you look carefully, that post was done in march 2004. I had forgoten it completelly. Besides, the ... |
13-6-2007 at 12:31
by: Tacho |
Electroless Nickel Plating
This is a very comprehensive text on electroless nickel:
http://www.ias.ac.in/sadhana/Pdf2003JunA ... |
11-6-2007 at 13:37
by: Tacho |
thermometers: two different types needed
I describe a simple, cheap, DIY digital thermometer here:
http://www.tecnotacho.com/projeto1.htm
... |
29-3-2007 at 03:51
by: Tacho |
Acetic anhydride preparation
[quote]
Kirk-Othmer also mentioned the dry distillation of metal acetates including silver and copp ... |
23-3-2007 at 08:00
by: Tacho |
Is it possible to "undo" the ferric/phenolate complex?
[quote][i]Originally posted by chemoleo[/i]
How about adding NaOH, filtering the FeOH2 (squeeze har ... |
20-3-2007 at 03:27
by: Tacho |
Is it possible to "undo" the ferric/phenolate complex?
Thanks jtkelectronan, I'll try that. |
19-3-2007 at 03:36
by: Tacho |
Is it possible to "undo" the ferric/phenolate complex?
Adding ferric chloride to phenols usually creates a precipitate.
Is there a simple way to "undo" t ... |
15-3-2007 at 04:02
by: Tacho |
DMF extraction?
DMSO will probably not work, since both (DMF and DMSO) are very similar solvents. Considering the ta ... |
15-3-2007 at 03:35
by: Tacho |
rudeness on the board
I sympathise with you chemrox, it would be nice if we could keep this board on a high level of polit ... |
13-2-2007 at 02:49
by: Tacho |
Help needed to prevent accidents with ammonium hydroxide.
Magpie,
As I mentioned quite a few times before, I do my hobby in my attic which, of course, gets ... |
28-12-2006 at 03:13
by: Tacho |
Help needed to prevent accidents with ammonium hydroxide.
Thanks kaviaari, specially for drawing it youself. It's perfect! |
27-12-2006 at 02:07
by: Tacho |
Help needed to prevent accidents with ammonium hydroxide.
Thank you all for sharing, but does anybody have the graphic I mentioned? I mean, something that ill ... |
26-12-2006 at 08:58
by: Tacho |
Help needed to prevent accidents with ammonium hydroxide.
I had an accident with a bottle of ammonium hidroxide recently. It was a very hot day, and the bott ... |
26-12-2006 at 03:32
by: Tacho |
Stencil etching
Find a thin metal foil, do the artwork with water-insoluble ink, toner transfer or photoresist and e ... |
26-12-2006 at 02:30
by: Tacho |
Electroforming is useful...
Binder is not really necessary, just salt and AgCl on some toilet paper, it probably works anyway. |
19-12-2006 at 03:29
by: Tacho |
Electroforming is useful...
Add a solution of table salt to a solution of AgNO3 and you have a white silver chloride precipitate ... |
18-12-2006 at 02:49
by: Tacho |
Help producing plastic, very fluid during polimerization
Some soft composition of epoxy or polyurethane. Ask your fiberglass supplyer, they probably have bo ... |
1-12-2006 at 09:53
by: Tacho |
Valorizing the Glycerol from Biodiesel Production
Jome, are you saying that for every 100kg of dry algi we have 60kg of some triglyceride?
Could so ... |
1-12-2006 at 09:42
by: Tacho |
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