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bromine Hello,
Im thinking about buying some bromine.
Im cuite worried about the stories , that i is al ... |
6-3-2008 at 15:09 by: Jor |
Practical guide for converting red P to white P Very nice videos sciencegeek.
http://www.youtube.com/watch?v=Uo1zW-JImRk
Thats a lot of silve ... |
6-3-2008 at 11:07 by: Jor |
Biphenyl, would this method work? EDIT : nevermind
[Edited on 5-3-2008 by Jor] |
5-3-2008 at 12:01 by: Jor |
real problem pouring acids. Sorry for the bump.
I advice you all really (if you didnt already have them) to buy pouring-rings ... |
5-3-2008 at 09:25 by: Jor |
Acquisition of Conc. H2SO4 www.lpchemicals.com
1L lab-grade 98% H2SO4 for 6,90.
Also many other common things for very good ... |
5-3-2008 at 00:58 by: Jor |
Practical guide for converting red P to white P Why is white phosphorus so toxic? Is this just because it is so reactive? What does it 'do' in the b ... |
4-3-2008 at 13:44 by: Jor |
acetylsalicylic acid hs anyone retried yet? I would, but have no aniline, and besides, handling it in my homelab would be ... |
1-3-2008 at 16:22 by: Jor |
Practical guide for converting red P to white P You can make PCl3, wich is almost impossible to make with red P, because red P favours the step to P ... |
1-3-2008 at 12:17 by: Jor |
ethylenediamine dinitrate I got 250mL for free.
When it is all used up I can still get it very cheap
500mL 15,00 EUR f ... |
1-3-2008 at 11:52 by: Jor |
ethylenediamine dinitrate Today I made some of this by adding 0,350mL (7 drops) of ethylenediamine (I hate this stuff, fumes b ... |
1-3-2008 at 09:04 by: Jor |
cyclohexanone chromic acid should be prety easy to dispose of by simply reducing it with acidified sodium sulphite ... |
1-3-2008 at 02:45 by: Jor |
Practical guide for converting red P to white P very cool
I Shame I cant do this, I cant accept such a large risk of fire
And by the way, ... |
29-2-2008 at 17:50 by: Jor |
Advice for distillation setups needed QUOTE
''I purchased a hot plate and it did not work well. Transferring the heat to the flask is a r ... |
27-2-2008 at 05:42 by: Jor |
Advice for distillation setups needed Ok, I understand now. I will just order all my pieces NS14 size. The cooler will probably be 20cm lo ... |
27-2-2008 at 02:55 by: Jor |
Advice for distillation setups needed ''Get standard taper .. 19/22 or 24/40. The latter will offer more choices. If you elect the former ... |
27-2-2008 at 00:50 by: Jor |
Advice for distillation setups needed First of all, I know there have been numerous topics about : 'where to buy a setup'' ,etc. But this i ... |
26-2-2008 at 15:15 by: Jor |
Suppliers Yes, I can order from Merck/Fisher/Acros/Baker as well, and I do it through a local reseller. |
24-2-2008 at 10:38 by: Jor |
Tour My Lab I love the fume good. I guess the 3 large bottles on the lower part of the fumhood are nitric, sulph ... |
21-2-2008 at 14:01 by: Jor |
acetylsalicylic acid Oops, to be honest, I had the 77,3% before I did recrystallisation. However in cold water, acetanili ... |
19-2-2008 at 13:45 by: Jor |
acetylsalicylic acid Ok, thank you all for the help. My acetanilide is pure (concluded from the melting point test). I go ... |
19-2-2008 at 10:06 by: Jor |
Latest chemical order? 1 Liter 25% ammonia
100g hydrazine sulphate
500g zinc shavings
250g sodium persulphate
250mL eth ... |
18-2-2008 at 01:53 by: Jor |
ammonia solution without suds Im sorry for the bump, but I thought I should at least post another synthesis for ammonia gas, wich ... |
16-2-2008 at 06:54 by: Jor |
acetylsalicylic acid Ok, thanks for the imformation not_important, I will use that in my work.
I Will treat the satured ... |
14-2-2008 at 10:02 by: Jor |
acetylsalicylic acid I havent done TLC. Only the chemistry teacher was at school today, and he doesnt know where the biol ... |
14-2-2008 at 08:49 by: Jor |
acetylsalicylic acid hmm, I do not want it to fail, because tomorrow is my last chance to try purify it.
Is there anyone ... |
14-2-2008 at 07:03 by: Jor |
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