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How are highly hygroscopic things purified via recrystallization?
In your example I would simply do the synthesis with whatever chemicals are available and work on th ...
29-8-2020 at 23:51
by: Belowzero
European Sulfuric Acid Ban
[rquote=643770&tid=155798&author=karlosĀ³]Where in europe are they even selling concentrated ...
28-8-2020 at 06:36
by: Belowzero
Small scale production of H2SO4 in the amateur lab
Thanks Woelen for creating this thread, as you said in the U2U it would be awesome if this can lead ...
28-8-2020 at 06:25
by: Belowzero
A word to amateur chemists
I think this thread is ready to be locked.

OP made a complete fool out of himself due to lack of ...
14-8-2020 at 01:43
by: Belowzero
Is it feasible to make sulfuric acid via H2O+SO3 in vapour phase?
[rquote=642909&tid=155980&author=woelen]I have a little 65% oleum and I did the experiment o ...
13-8-2020 at 03:46
by: Belowzero
A word to amateur chemists
[rquote=642910&tid=156020&author=fdnjj6]I've been doing amateur chemistry for ages. I recent ...
13-8-2020 at 03:37
by: Belowzero
Is it feasible to make sulfuric acid via H2O+SO3 in vapour phase?
We are talking minute amounts here in a well buffered environment.
Example: https://www.youtube.com ...
11-8-2020 at 23:10
by: Belowzero
Is it feasible to make sulfuric acid via H2O+SO3 in vapour phase?
[rquote=642790&tid=155980&author=Mateo_swe]So 20% Oleum reacts that violently with 96-98% Su ...
11-8-2020 at 12:29
by: Belowzero
Is it feasible to make sulfuric acid via H2O+SO3 in vapour phase?
[quote]
Note that directly dissolving SO3 in water is impractical due to the highly exothermic natu ...
9-8-2020 at 22:08
by: Belowzero
Sulfur burner for Sulfur Dioxide generation
It seems I misunderstood , how are you generating positive pressure using a water pump ?

I am int ...
7-8-2020 at 03:10
by: Belowzero
Sulfur burner for Sulfur Dioxide generation
Do you have any idea how much pressure your aquarium pump can apply to the system ?
I am currently ...
7-8-2020 at 01:37
by: Belowzero
Spontanious Cracking on New Branded Glassware ?
I had this happen recently with a nearly new 2L scott duran beaker, supposedly the best glassware ar ...
6-8-2020 at 02:25
by: Belowzero
Spam slipping through (edited post)
I am betting this is not hardcore chemistry :D
6-8-2020 at 02:19
by: Belowzero
Lab scale contact process for H2SO4 (report)
I realize this thread is more than 3 years old but might be more relevant than ever before.
Last fe ...
5-8-2020 at 23:39
by: Belowzero
What Happened in Beirut
A similar event:
https://en.wikipedia.org/wiki/Texas_City_disaster

This happened a couple of tim ...
5-8-2020 at 11:14
by: Belowzero
Long term storage of TACP
I guess I don't have to tell you that storing this material is always a bad idea, especially for lon ...
20-7-2020 at 10:13
by: Belowzero
What mechanism typically stops a gas evolving reaction reaching "infinite" pressure?
Just to clarify; are you saying you expect the reaction to find an equilibrium at a certain pressure ...
20-7-2020 at 00:10
by: Belowzero
Common chemicals that are suspicious and vice versa
[rquote=641085&tid=155833&author=Refinery]We all agree that

What I was after that many a ...
19-7-2020 at 22:47
by: Belowzero
Pretty Pictures (2)
That is some serious wallpaper quality picture, very nice!
19-7-2020 at 22:22
by: Belowzero
Drying Chems without desiccator
You could take advantage of the fact that AN is so soluable.
Use a minimum amount of water to disso ...
16-7-2020 at 22:42
by: Belowzero
European Sulfuric Acid Ban
[rquote=640896&tid=155798&author=Abromination][rquote=640828&tid=155798&author=Below ...
16-7-2020 at 22:30
by: Belowzero
Explaining your chemistry hobby
[rquote=640840&tid=155811&author=karlosĀ³]
But for the rest of the world, they don't need t ...
16-7-2020 at 05:04
by: Belowzero
European Sulfuric Acid Ban
[rquote=640829&tid=155798&author=Fulmen][rquote=640769&tid=155798&author=outer_limit ...
16-7-2020 at 01:29
by: Belowzero
European Sulfuric Acid Ban
[rquote=640827&tid=155798&author=Abromination]Electrolytic sulfuric acid isn't a great way t ...
16-7-2020 at 01:16
by: Belowzero
Drying Chems without desiccator
[rquote=640820&tid=155802&author=Brightthermite]Ive continued oven drying while I make the t ...
15-7-2020 at 23:19
by: Belowzero
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