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Acetic anhydride preparation
@ Corrosive Joeseph
@ Teodor

Thanks to both of you!
23-10-2020 at 03:52
by: VeritasC&E
Acetic anhydride preparation
[rquote=647152&tid=9&author=nzlostpass][rquote=647150&tid=9&author=VeritasC&E][r ...
23-10-2020 at 01:26
by: VeritasC&E
Acetic anhydride preparation
[rquote=647122&tid=9&author=teodor][rquote=647117&tid=9&author=VeritasC&E]
Woul ...
22-10-2020 at 23:45
by: VeritasC&E
Acetic anhydride preparation

Would anyone who has gone through the pain of reading the 38 pages of this topic tell me if it con ...
22-10-2020 at 11:27
by: VeritasC&E
Ammonium Sulfate vs Amino Acids
[rquote=644308&tid=156135&author=wg48temp9]Perhaps the paper below, titled "The effect of a ...
10-9-2020 at 00:53
by: VeritasC&E
Ammonium Sulfate vs Amino Acids
Hi,

I know from wikipedia that (NH4)2SO4 is used to salt proteins out of solutions. I was wonderi ...
5-9-2020 at 11:31
by: VeritasC&E
Removing trace impurities from H2O2
[rquote=644189&tid=156117&author=teodor][rquote=644182&tid=156117&author=VeritasC&am ...
4-9-2020 at 03:35
by: VeritasC&E
Removing trace impurities from H2O2
[rquote=644183&tid=156117&author=unionised]I doubt that anyone has used the barium peroxide ...
4-9-2020 at 00:56
by: VeritasC&E
Removing trace impurities from H2O2
[rquote=644163&tid=156117&author=teodor][rquote=644146&tid=156117&author=VeritasC&am ...
3-9-2020 at 23:30
by: VeritasC&E
Removing trace impurities from H2O2
[rquote=644160&tid=156117&author=macckone]VeritasC&E,
You are correct, concentrated hyd ...
3-9-2020 at 10:55
by: VeritasC&E
Storage for Sulfuric Acid (H2SO4)


Does anyone know the species that gives the brown/yellow hue when thus stored?
3-9-2020 at 10:24
by: VeritasC&E
Removing trace impurities from H2O2
[rquote=644155&tid=156117&author=macckone]Fyndium,
if by safely, you mean with only moderat ...
3-9-2020 at 09:59
by: VeritasC&E
Removing trace impurities from H2O2
[rquote=644148&tid=156117&author=Fyndium]I'm under impression H2O2 can be safely vacuum dist ...
3-9-2020 at 08:42
by: VeritasC&E
Removing trace impurities from H2O2
[rquote=644138&tid=156117&author=teodor]Could the method of purification by crystallisation ...
3-9-2020 at 05:23
by: VeritasC&E
Removing trace impurities from H2O2
[rquote=644142&tid=156117&author=unionised][rquote=644137&tid=156117&author=VeritasC ...
3-9-2020 at 05:21
by: VeritasC&E
Removing trace impurities from H2O2
[rquote=644136&tid=156117&author=unionised]Because, in principle, you evaporate all of the c ...
3-9-2020 at 01:42
by: VeritasC&E
Removing trace impurities from H2O2
[rquote=644122&tid=156117&author=unionised]They might form an azeotrope, I think so, but I'd ...
2-9-2020 at 22:16
by: VeritasC&E
Removing trace impurities from H2O2
[rquote=644101&tid=156117&author=unionised][rquote=644088&tid=156117&author=VeritasC ...
2-9-2020 at 11:31
by: VeritasC&E
Removing trace impurities from H2O2
In theory, separation by freezing could be a route (assuming H2O2 is a bad solvent)

In practice h ...
2-9-2020 at 05:29
by: VeritasC&E
Removing trace impurities from H2O2
[rquote=644081&tid=156117&author=unionised]I think you need to start by looking up "sub dist ...
2-9-2020 at 04:14
by: VeritasC&E
Removing trace impurities from H2O2
[rquote=644073&tid=156117&author=unionised]I can't see any theoretical objections to sub dis ...
2-9-2020 at 01:42
by: VeritasC&E
Removing trace impurities from H2O2
So we just have to rely on the pricing of big companies if we absolutely want it pure?


[Edited on ...
1-9-2020 at 12:30
by: VeritasC&E
Removing trace impurities from H2O2
I'm not sure what they are. I know sometimes stabilizers are added to the more concentrated H2O2 it ...
1-9-2020 at 12:25
by: VeritasC&E
Removing trace impurities from H2O2
Is there is no reasonable way to purify it and is it just better to produce it pure from scratch? O ...
1-9-2020 at 12:20
by: VeritasC&E
Removing trace impurities from H2O2

Hello,

I have some H2O2 at 9% concentration and I'd like to use it in small quantities for appl ...
1-9-2020 at 11:44
by: VeritasC&E

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