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Fume hood motor
I am not intending to hijack this thread but it seems like a good opportunity to discuss.
Recently ...
26-11-2020 at 15:00
by: Belowzero
Nitric acid synthesis with bisulfate weirdness.
As Woelen said you don't really need that column, if you insist at least pack it very well.
The des ...
24-11-2020 at 02:34
by: Belowzero
Giving away some Basic Chemicals in the Netherlands -Interested?
That would be great, I'll PM you!
13-11-2020 at 23:25
by: Belowzero
[For Sale] --300 chemicals (Rare & Unusual)--[Offer no longer available]
Really interesting, thanks for sharing.
Prices are quite fair too.
31-10-2020 at 12:18
by: Belowzero
Latest chemical order?
[rquote=647887&tid=9890&author=Antigua]How in the hell did you get 20g of PdCl2 for 25$??? : ...
31-10-2020 at 11:38
by: Belowzero
Latest chemical order?
Got myself 20Gr of PalladiumChloride reagent grade for 25$!!.
And 0.5 Kg of Mercury which I never o ...
31-10-2020 at 11:34
by: Belowzero
Rare and hard to obtain chemicals for sale
3 posts and selling various highly controlled precursours.
Not sure what to think..
29-10-2020 at 05:53
by: Belowzero
Lab tips & tricks
I use empty tape rolls (cardboard) as RBF stands , very stable and free.

[Edited on 28-10-2020 by B ...
28-10-2020 at 06:31
by: Belowzero
usenetarchives.com
In the early internet days usenet was a common way to discuss all sorts of topics including science/ ...
14-10-2020 at 03:09
by: Belowzero
How make a liquid cooler/chiller
[rquote=646447&tid=156317&author=Mateo_swe]Thanks for all suggestions and videos.
I will ch ...
14-10-2020 at 03:04
by: Belowzero
Desiccator vs ambient with fan?
I sometimes use an aquarium air pump (~ 5 watts) to dry substances.
The tube is inserted into the b ...
13-10-2020 at 13:29
by: Belowzero
How make a liquid cooler/chiller
Why not take apart an old fridge and use repurpose it as a cooler.
Or get a regular (small) fridge ...
13-10-2020 at 13:16
by: Belowzero
How would you continue a chemistry hobby, if you had to move into an unsuitable living space?
Most of it has been said already.
In my case I did very little experiments since I didn't consider ...
22-9-2020 at 12:32
by: Belowzero
Reaction vessel choosing?
Main difference being that erlemeyers can't handle vacuum.
Vaccuum erlemeyers are not suitable for ...
22-9-2020 at 12:20
by: Belowzero
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
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