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Problems with toluidine synthesis
BTW - I was looking at the Perkin's mauve (mauveine, aniline purple) synthesis, a landmark in the hi ...
2-12-2016 at 07:37
by: careysub
Juglone- From walnut family of trees
[rquote=463753&tid=69913&author=zed]
What does the structure of Juglone remind me of me of? ...
1-12-2016 at 15:34
by: careysub
NaBH4 to Na triacetoxyborohydride
Some references on this.

I note that these sources discuss adding NaBH4 solution to the GAA, but ...
1-12-2016 at 09:38
by: careysub
aspirator vacuum question
A typical aspirator pulls 0.4 CFM (11 L/min), and its max vacuum is about 10mm with ice cold water.* ...
30-11-2016 at 19:20
by: careysub
ß-voltaic battery
If you extracted lead from uranium ore you would end up with lead containing the beta emitter Pb-210 ...
30-11-2016 at 12:31
by: careysub
Big Tungsten sample
Is 85-400 g of tungsten massive enough for your taste?

Used tungten cylinder electrodes are alway ...
30-11-2016 at 12:05
by: careysub
aspirator vacuum question
I have seen the Savant Gel Pump recommended on this site also.

It is an oil-less, Teflon coated ...
29-11-2016 at 20:20
by: careysub
Our Entire Maths System is Fundamentally Wrong
[rquote=467818&tid=71026&author=aga]Altitude above some arbitrary ground is meaningless, unl ...
29-11-2016 at 16:42
by: careysub
Our Entire Maths System is Fundamentally Wrong
[rquote=467810&tid=71026&author=aga]
There are still no Anti-apples, so a Minus value still ...
29-11-2016 at 15:24
by: careysub
Our Entire Maths System is Fundamentally Wrong
There was no net debt among the three people, even at the beginning, provable by simply having the t ...
29-11-2016 at 14:55
by: careysub
Anyone interested in purchasing rhodium or ruthenium sponge? Your budget is the limit!
I found a paper on the reflectivity of ruthenium, and while it is good in the IR spectrum it is not ...
29-11-2016 at 14:03
by: careysub
Our Entire Maths System is Fundamentally Wrong
There is nothing at all puzzling about it (and you mean $30 not $300).

Money is a medium of excha ...
29-11-2016 at 13:33
by: careysub
Anyone interested in purchasing rhodium or ruthenium sponge? Your budget is the limit!
[rquote=467785&tid=70960&author=Melgar]
...
The metallic layer on his glass was not thick, ...
29-11-2016 at 12:18
by: careysub
Need help recovering alpha-phenylacetoacetonitrile
[rquote=466106&tid=70331&author=zed]
...

So, here's the tip.....Follow the Experimental ...
28-11-2016 at 15:46
by: careysub
Ethanol synthesis
[rquote=467685&tid=70103&author=NitratedKittens]I agree with careysub, yeasts have had sever ...
28-11-2016 at 13:28
by: careysub
Anyone interested in purchasing rhodium or ruthenium sponge? Your budget is the limit!
Unfortunately I cannot afford to save that much money.
28-11-2016 at 13:03
by: careysub
Anyone interested in purchasing rhodium or ruthenium sponge? Your budget is the limit!
Does anyone know of a source that sells ruthenium anywhere near the spot price?

Silver, gold, and ...
28-11-2016 at 08:44
by: careysub
Measuring very high temperature
In general infrared temperature sensors are expected to perform over a wide temperature range, and t ...
28-11-2016 at 08:23
by: careysub
chemiluminescence and an oscillating reaction
It doesn't oscillate exactly, but Volume 1 of Shakhashiri's [i]Chemical Demonstrations[/i] has a "Tw ...
28-11-2016 at 07:38
by: careysub
Red chemiluminescence
The Clorox Control Bleach Crystals I mentioned has a content of 10%, and is available everywhere in ...
25-11-2016 at 12:24
by: careysub
How to get Methyl Ethyl Ketone (Butanone) in California or suitable alternative?
[rquote=467379&tid=70930&author=Bert]CareySub-

Could you take a look at the contents of P ...
24-11-2016 at 12:08
by: careysub
Sodium and Potassium Usefulness.
Take a look at these key reactions:
http://www.masterorganicchemistry.com/2011/10/07/reagent-friday ...
23-11-2016 at 21:32
by: careysub
Anyone interested in purchasing rhodium or ruthenium sponge? Your budget is the limit!
Or simply put in a little jar and sold as an element sample?

As noble metals putting them in an ...
23-11-2016 at 18:35
by: careysub
How to get Methyl Ethyl Ketone (Butanone) in California or suitable alternative?
Yes, PVC and ABS cements contain THF.

Oakey Regular Clear Cement, as formulated for California, ...
22-11-2016 at 07:24
by: careysub
Barium Animus
I had always heard that the shiny stuff at the end of an old time vacuum tube was usually barium, ev ...
21-11-2016 at 16:25
by: careysub
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