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Pt (jewelry) Ir/Rh?
Sorry to resurrect such an old thread, but the company that just made me redundant after leaving the ...
5-12-2008 at 09:51
by: triphenylphosphineoxide
Best and worst smelling chemicals?
^^^
I have the same thing with acetone. Once upon a time I loved its smell but after using it 5 day ...
1-10-2006 at 08:07
by: triphenylphosphineoxide
The 125 Biggest Questions in Science!
rogue chemist
John Horgan in 'The End of Science' has the explaination for your last point.
" ...
1-10-2006 at 07:59
by: triphenylphosphineoxide
Wittig Reaction
Is your product being held in an oil?
If so and based on a wild arsed guess at 2-(3-methoxystyryl) ...
6-9-2006 at 08:45
by: triphenylphosphineoxide
Even element samples are banned from eBay
I think that a bit of laziness, ignorance, and cowardice are behind this. Ebay has automatic filters ...
5-9-2006 at 05:11
by: triphenylphosphineoxide
How to choose PTC?
Ignore the first question above, I'm a sleep deprived idiot.
19-8-2006 at 05:22
by: triphenylphosphineoxide
How to choose PTC?
What solvent did you use to wash the bisulfite adduct? The product may have carried over.

If cold ...
19-8-2006 at 05:20
by: triphenylphosphineoxide
Wool Dying
For historical value and purple why not try Perkin's Mauve
The ingredients are not exactly OTC but ...
11-8-2006 at 08:15
by: triphenylphosphineoxide
Stone Age tecnology to Heterocyclic Synthesis in one lifetime.
I am not hoping to achieve anything, I am interested in seeing how far I can go.
Motivation for thi ...
10-8-2006 at 07:16
by: triphenylphosphineoxide
Obtaining Potassium Nitrate
[quote][i]Originally posted by not_important[/i]
One trad method, used where there was a fairly con ...
10-8-2006 at 06:46
by: triphenylphosphineoxide
Maximum "safe" concentration of peroxides in ether?
From P.A. Claret EXPERIMENTAL CHEMISTRY PART 2 Small-Scale Organic Preparations

Test For Peroxide ...
10-8-2006 at 06:24
by: triphenylphosphineoxide
BIODIESEL - cheapen your gasoline
If your prepared to redry the oil FFAs can be removed by washing with a basic soution. They will dep ...
3-8-2006 at 08:40
by: triphenylphosphineoxide
How did you find the Mad Science Discussion Board?
Bump
Searching for information on the Lead Chamber process, this site actually had usefull informat ...
3-8-2006 at 08:12
by: triphenylphosphineoxide
Stone Age tecnology to Heterocyclic Synthesis in one lifetime.
Firstly a massive thank you to all who contribute here, this site is fantastic.

I realise that th ...
3-8-2006 at 07:45
by: triphenylphosphineoxide
Methyl Salicylate (Oil of Wintergreen)
Oil of wintergreen is also used a a topical analgesic; think Dencorub, MetSal.
Personally I dissolv ...
3-8-2006 at 07:04
by: triphenylphosphineoxide
Obtaining Potassium Nitrate
For people who want to try the real old school way.

Take a huge pile of manure, mix with CaO.
Ur ...
3-8-2006 at 06:48
by: triphenylphosphineoxide
PLASTICIZERS?
If leaching and and eventual raising of the Glass transition temperature is not a problem, try long ...
3-8-2006 at 06:08
by: triphenylphosphineoxide
Obscure antiquated or household drugs
Couple of Points
-DDT is quite safe as a powder, dissolved in fuel oil which is the old agricultur ...
31-7-2006 at 07:02
by: triphenylphosphineoxide
Wool Dying
Still searching for the mother load but have found my partial notes on plant extract dyes.
To start ...
28-7-2006 at 08:54
by: triphenylphosphineoxide
Wool Dying
What type of mordant are you intending to use (if any)?
Precoating the wool opens up a lot more alt ...
28-7-2006 at 07:59
by: triphenylphosphineoxide
Liquid with high thermal, (very) low electrical conductivity?
Welcome to the wonderfull world of free fatty acids.
Over heating vegetable oil produces them.
The ...
28-7-2006 at 07:46
by: triphenylphosphineoxide
Have you told anyone about the forum?
I have told only 3 people about this site; My former supervisor, my father and a friend who was inte ...
28-6-2006 at 18:53
by: triphenylphosphineoxide
Is chemical education being cramped by current safety regulations?
Last year most of my fellow Chemistry grad students worked for a Science and Technology centre, taki ...
15-6-2006 at 19:57
by: triphenylphosphineoxide
the end of Red Devil Lye
The old method of soap making using ash works reasonably well.
However it is slower, as -CO3 is a m ...
15-6-2006 at 18:45
by: triphenylphosphineoxide
It's not just amateurs they're harrassing...
[quote][i]Originally posted by chemoleo[/i]

Oh but that's precisely the problem, that some peop ...
15-6-2006 at 18:36
by: triphenylphosphineoxide
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