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sources of l-cysteine
In the EU it is not allowed to use human products in things meant for consumption. Most L-cysteine c ...
14-4-2017 at 11:19
by: Tsjerk
too cautious?
STAB is not that sensitive. For storage it should definitely be stored dry, but during a reaction th ...
5-4-2017 at 21:34
by: Tsjerk
iS 99% KNO3 fine for most reactions?
Look up Nitrosyl Chloride
5-4-2017 at 06:01
by: Tsjerk
How can i safely dispose of my lump of sodium?
As long as the container is not broken the peroxide should be no more hazard than the sodium itself. ...
30-3-2017 at 00:10
by: Tsjerk
Electrical ignition system
I once made a mix of graphite and ping pong balls dissolved in acetone. This way I could make pretty ...
30-3-2017 at 00:01
by: Tsjerk
Using an erlenmeyer flask for refluxing
He is talking about the water bath, it will be a bit safer towards boiling to dryness with the elect ...
29-3-2017 at 22:42
by: Tsjerk
having trouble seperating ether from starting fluid
I think macckone is right about the dissolved CO2 making ether's boiling point lower than expected i ...
29-3-2017 at 11:46
by: Tsjerk
Chemicals that are expensive to buy but easy to make
I guess cans were suggested because they are so cheap/easy to get you can use them ones without feel ...
29-3-2017 at 11:43
by: Tsjerk
Targeted Apoptosis of Senescent Cells
Ah, I didn't notice that in my very quick scan. But ofcourse that is not going to work in E. coli in ...
27-3-2017 at 09:01
by: Tsjerk
Gore-Tex as a cell membrane
For me it seemed to work, nice conductivity and as far as I could seen there was no mixing between a ...
26-3-2017 at 09:36
by: Tsjerk
Gore-Tex as a cell membrane
I used a tube as container for the anolyte. The membrane is cut in a circle and folded around the ou ...
26-3-2017 at 06:01
by: Tsjerk
Gore-Tex as a cell membrane
I used goretex as membrane, without success but that was not because of the membrane, and mine had t ...
26-3-2017 at 05:11
by: Tsjerk
Targeted Apoptosis of Senescent Cells
That is not just a peptide, I would call that a small protein. Maybe get some E. coli to make that w ...
26-3-2017 at 03:57
by: Tsjerk
My nitric acid experiment worked, then failed
Check the gas trap part of figure 1 in this link, that would nicely prevent suck back.

http://or ...
23-3-2017 at 23:00
by: Tsjerk
concentrating under vacuum
I'm talking about a water stream type pump. A normal pump will also work but the solvent will degrad ...
23-3-2017 at 01:07
by: Tsjerk
How can i safely dispose of my lump of sodium?
I always find these alkali metals in water such a waste, if you want a bang with fire just make a py ...
23-3-2017 at 00:55
by: Tsjerk
Under what conditions should butyllithium be used at -78c?
I guess the problem with room temperature is, is that your solvent will start boiling. I would at le ...
23-3-2017 at 00:28
by: Tsjerk
Under what conditions should butyllithium be used at -78c?
What is the solvent?
22-3-2017 at 13:29
by: Tsjerk
differences and similarities between LiAlH4 and NaBH4
[rquote=477989&tid=72974&author=PirateDocBrown]
I'm looking at chloramphenicol. NurdRage i ...
18-3-2017 at 02:45
by: Tsjerk
Hardened Borax in Beaker
A couple of percent sulfuric acid should be enough, you only have to dissolve the parts that touch t ...
17-3-2017 at 21:16
by: Tsjerk
Hardened Borax in Beaker
Try to boil the water, the solubility goes up enormously (1 g/16 ml at room temperature; 1 g/0.6 ml ...
17-3-2017 at 19:21
by: Tsjerk
Silver Nitrate Synthesis
I don't know to much about this kind of chemistry, but I think that the precipitated silver you see ...
17-3-2017 at 17:37
by: Tsjerk
Special tubes for low-speed centrifuge?
You could try soda lime, as 1800g is not that much, but it would be a shame if you would damage your ...
17-3-2017 at 11:59
by: Tsjerk
Special tubes for low-speed centrifuge?
This is perfect for breaking emulsions. 10 minutes should be more than enough.

More volume won't ...
17-3-2017 at 06:46
by: Tsjerk
concentrating under vacuum
This works quite well with a water aspirator without a cold trap as the vapors will be immediately d ...
15-3-2017 at 22:47
by: Tsjerk
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