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Preventing Mold Growth in Organic Solutions
Good point about the UV damaging the compounds.
I don't really think it is about removing bacteri ... |
24-8-2009 at 14:47
by: kclo4 |
Fume Cupboard- Ducted or Filtering
Not to sure wtf mine is, but I guess you'd call it "ducted" though its really just a nice box with a ... |
24-8-2009 at 14:30
by: kclo4 |
Chromium Recovery Question
The chromium oxide may react with sulfur dioxide to form the soluble, and original chromium sulfate. ... |
24-8-2009 at 14:19
by: kclo4 |
Preventing Mold Growth in Organic Solutions
It is amazing it can grow, surely it is able to live off of the impurities since I can't imagine an ... |
24-8-2009 at 14:16
by: kclo4 |
aspirin to benzaldehyde?
Yeah, neither seem very appealing. H2O2 and formic acid aren't the most OTC thing in the world, and ... |
24-8-2009 at 14:11
by: kclo4 |
aspirin to benzaldehyde?
The gas only dissolved the polystyrene, it did not depolymerize it.
If it is sticky it is likely n ... |
24-8-2009 at 12:46
by: kclo4 |
aspirin to benzaldehyde?
Yessir its by the other solvents generally speaking.
Various persulfates work, it seems this sit ... |
23-8-2009 at 20:05
by: kclo4 |
aspirin to benzaldehyde?
How is it you can get LiAlH4, KMnO4, PCl5, HI and P but not know where to get toluene?
Jesus.. y ... |
23-8-2009 at 19:13
by: kclo4 |
aspirin to benzaldehyde?
There are better ways to produce benzaldehyde.
Going via aspirin, if it is possible at all, is a ... |
23-8-2009 at 15:51
by: kclo4 |
Benzoquinone (mono) oxime... ?
perhaps it is to increase solubility of the phenol? |
23-8-2009 at 01:45
by: kclo4 |
How do you tell methanol from ethanol?
[quote]But here is a better, more beautiful one: boric acid. Methanol burns green with a bit of bori ... |
23-8-2009 at 01:43
by: kclo4 |
The taste of salts
Perhaps he is the one who also define the taste of the nitrite salts 
I'd think one could get a ... |
22-8-2009 at 22:22
by: kclo4 |
Evaporating a solution of HCL without vacuum?
Oh I see.
well, if it says evaporate it, I guess that is what you've got to do..
What is the so ... |
22-8-2009 at 22:01
by: kclo4 |
Evaporating a solution of HCL without vacuum?
I'm a bit confused.
What is in the solution, and I assume it is calcium tartrate that has alread ... |
22-8-2009 at 21:06
by: kclo4 |
Evaporating a solution of HCL without vacuum?
Tell us about the compounds present and we can possibly help you out more...
separate the soluti ... |
22-8-2009 at 20:56
by: kclo4 |
Evaporating a solution of HCL without vacuum?
Generally if you heat a solution, it is able to dissolve more, and when you cool a solution, it isn' ... |
22-8-2009 at 20:39
by: kclo4 |
Lab clearout/sale
chemrox, go for it. I probably won't have time for much stuff soon and the rigged buchner funnel I h ... |
21-8-2009 at 22:10
by: kclo4 |
Lab clearout/sale
I am located in the US, but I assume these will be selling for much less then they are worth - right ... |
20-8-2009 at 13:20
by: kclo4 |
Lab clearout/sale
I'm interested in the analogue pH meters as well, assuming they are in good working condition.
Oh ... |
20-8-2009 at 09:42
by: kclo4 |
Aluminum phosphate decomposition
I think it would happen, but I think you'd need some serious high temperatures, and have difficulty ... |
18-8-2009 at 18:32
by: kclo4 |
1,2-diiodo-ethanol?
Yeah, if you have access to benzoin.
.. or the means to make it with a thiamine or cyanide catalyst ... |
18-8-2009 at 18:26
by: kclo4 |
1,2-diiodo-ethanol?
I thought that might be you, with such a similar molecule and drawing, etc
You probably just wan ... |
18-8-2009 at 17:29
by: kclo4 |
1,2-diiodo-ethanol?
Just out of curiosity, what is it you'd want this for? 
Often times in organic chemistry th ... |
18-8-2009 at 16:52
by: kclo4 |
'splain something to me please about water freezing
Yep freezing water is exothermic since it has to loose all that energy to go from a liquid to a soli ... |
18-8-2009 at 14:34
by: kclo4 |
Lab clearout/sale
I'm interested in any 24/40 glassware... if it is a reasonable price, etc.
digital pH, or some "hi ... |
18-8-2009 at 14:30
by: kclo4 |
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