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Non-aqueous Hydrogen Peroxide
I recall something about evaporation of a 30% solution under reduced pressure and 40 or 50*C to affo ... |
26-7-2012 at 13:29
by: DJF90 |
Science equipment looking for a home
You mean like this...  |
26-7-2012 at 13:24
by: DJF90 |
Non-hygroscopic replacement for sodium bisulphate
I reckon lambda-eyde might be onto something with his suggestion... |
25-7-2012 at 22:43
by: DJF90 |
Hydrogen Embrittlement
If you're referring to the placement of Hydrogen in the periodic table, it is often plonked above th ... |
25-7-2012 at 12:41
by: DJF90 |
Basic Solvent Choice
At that temperature you'd expect a fair amount of decomposition. I suspect that is an extrapolated b ... |
25-7-2012 at 02:24
by: DJF90 |
Non-hygroscopic replacement for sodium bisulphate
conc. Sulfuric acid? Instant burn holes  |
25-7-2012 at 02:21
by: DJF90 |
reductive amination using ammonium acetate/NaBH4
I used STAB that was bought in from Aldrich (when I was at an institution). It appears to keep fairl ... |
24-7-2012 at 02:40
by: DJF90 |
toxicity of barium chloride
Soluble barium salts are toxic in that they cause heavy metal poisoning, much like soluble lead and ... |
24-7-2012 at 02:33
by: DJF90 |
reductive amination using ammonium acetate/NaBH4
I've got some advice for you. Generally speaking with regards to imine formation, stirring the keton ... |
24-7-2012 at 00:42
by: DJF90 |
is this a good vacuum pump?
Get yourself a water aspirator. They'll do better than this for the same thing for a lot less money. ... |
20-7-2012 at 01:49
by: DJF90 |
Pretty Pictures (1)
I'm sure Sedit has shown pictures of lithium ammonia bronze on here... |
12-7-2012 at 05:17
by: DJF90 |
brick sodium
I'll agree that it is not going to be easy but I had [b]no[/b] problems cutting through an inch with ... |
12-7-2012 at 01:41
by: DJF90 |
Lab Shelves
Thanks for sharing! |
11-7-2012 at 23:55
by: DJF90 |
brick sodium
I've cut through an inch of sodium with a knife before with no issues. I can't see why the dimension ... |
11-7-2012 at 22:51
by: DJF90 |
Ways to mix toluene and sulfuric acid
No need to gasp about it. I've used a bunsen burner in organic labs before, and I also recall other ... |
11-7-2012 at 13:08
by: DJF90 |
Ways to mix toluene and sulfuric acid
Whats wrong with using a bunsen burner? I expect the issue is the length of reaction, but what do I ... |
11-7-2012 at 12:06
by: DJF90 |
phosphorus pentoxide and phosphorus red
I didnt bother looking to be honest woelen, seeing as I'm sitting on a decent amount of each |
11-7-2012 at 04:02
by: DJF90 |
Scam or not?
I am aiming to build one of these oxyhydrogen torches for small tasks such as sealing ampoules, basi ... |
10-7-2012 at 15:31
by: DJF90 |
Ways to mix toluene and sulfuric acid
You don't say what procedure you're following. I've done this twice before myself and apart from an ... |
10-7-2012 at 13:32
by: DJF90 |
I need a challenge
@Magpie - its entirely possible. It was a project I was planning to undertake until I was lucky enou ... |
10-7-2012 at 13:10
by: DJF90 |
phosphorus pentoxide and phosphorus red
[quote]There is a UK based ebay supplier...[/quote]
Someones obviously having difficulties reading ... |
10-7-2012 at 11:55
by: DJF90 |
brick sodium
How about a large kitchen (chef's) knife... |
4-7-2012 at 15:19
by: DJF90 |
safe storage of PCl5
I agree and disagree with Endimion, in that the best way to store it is sealed in glass, but I have ... |
4-7-2012 at 14:38
by: DJF90 |
Phosphoric Acid anhydrous and others
If you have the requisite equipment, it can be made from ordinary 85% stuff by evaporation. The prep ... |
3-7-2012 at 13:31
by: DJF90 |
How to titrate an acid dissolved in acetic acid
Its also not THAT expensive. I've just bought 10g for about £8. Can't complain, and it'll suffice m ... |
28-6-2012 at 06:59
by: DJF90 |
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