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Glacial acetic acid expands on freezing?
Glacial acetic acid definitelly does not expand when freezes. It freezes in my shed every winter in ...
27-1-2023 at 08:49
by: egret
Anhydrous aluminium Chloride and more!
The chlorobenzene does not need AlCl3. The ferric chloride catalyst can be generated in situ, a piec ...
11-6-2021 at 11:45
by: egret
Chemistry Diamonds on YouTube
Interesting channel, mainly organic synthesis, Spanish language

ncchem ...
1-4-2021 at 10:56
by: egret
Various chlorotoluenes produced during Toluene+TCCA+uv synthesis
Benzyl chloride can be stabilised by aqueous sodium carbonate. I tried it and it works. The benzylch ...
25-3-2021 at 14:11
by: egret
Very dizzy after melting sulfur - what happened?
The H2S can be generated by heating sulphur with parafin. Maybe some organic impurities in sulphur o ...
12-1-2021 at 01:29
by: egret
Can't get water aspirator pump working

Then, I got a 12V water pump, like this.[/quote]

The real flow provided by cheap 12V ...
26-12-2020 at 05:49
by: egret
Pretty Pictures (2)
Steam distilled benzaldehyde.

25-12-2020 at 13:17
by: egret
Small scale production of H2SO4 in the amateur lab
Sulfuric acid by reaction of Sulfamic acid with nitric acid (wikipedia Sulfamic acid )

HNO3 + H3N ...
4-9-2020 at 14:11
by: egret
Methods for preventing over addition of Grignard reagent
Aparatus: two neck 500 ml RBF equiped with Dirmroth condenser, dropping funnel and magnetic stirrer. ...
23-2-2020 at 11:56
by: egret
Methods for preventing over addition of Grignard reagent
A coarse magnesium powder for fireworks is suitable for Grignard. At least with isopropyl chloride i ...
20-2-2020 at 12:27
by: egret
Venturi Water Aspirator - Bad design? Not achieving a good vacuum
I bought exactly the same type of diaphragm pump some time ago. The maximal flow was 4.5 liter per m ...
14-1-2020 at 10:55
by: egret
Cheap IR and Raman measurements
I am so sorry, I know one year is gone. So is this great offer stil active?
It would be help a lot. ...
12-9-2019 at 13:23
by: egret
Dissolving Calcium ammonium nitrate in Ethanol
The fertilizer grade of calcium nitrate has an approximate composition 5Ca(NO3)2.NH4NO3ยท10H2O. I co ...
30-8-2019 at 10:14
by: egret
How do you keep your lab notebook?
For lab logboog I preffer paper workbook. It is reliable you can make notes any second even in no so ...
25-8-2019 at 12:06
by: egret
1952 soviet dentist amalgam composition
I am afraid you get the copper amalgam back. Or the mercury will be contaminated by copper. The como ...
14-8-2019 at 18:29
by: egret
Source of Zinc found
The zinc sheets for roofing can be a source of zinc.
4-5-2019 at 13:34
by: egret
Dodecanol from sodium lauryl sulfate. Fatty alcohol esters.
Did you tried an acid catalysed hydrolysis? Heat the SLS in dilute sulphuric acid close to boiling w ...
1-12-2018 at 10:20
by: egret
Separation of tin and lead
[rquote=23808&tid=2277&author=BromicAcid]Dissolving tin in nitric usually just yields SnO2 ( ...
1-8-2018 at 12:12
by: egret
The Short Questions Thread (4)
[rquote=522136&tid=25055&author=ninhydric1]Does methanol and ethanol form an azeotrope? If y ...
18-6-2018 at 13:36
by: egret
Hello everybody
Its my first post here. I atempt a reduction of nitrobenzene by zinc in sulphuric a ...
15-6-2018 at 13:41
by: egret

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