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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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