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Data Leak
That would be a nice feature to have in a browser, what browser do you use?
27-3-2021 at 15:58
by: Tsjerk
Quickly drying mineral oil or storing sodium without mineral oil?
The oil I buy always contains a little water, not enough to react with a lot of sodium, but enough t ...
27-3-2021 at 03:00
by: Tsjerk
Speculative investments in chemical elements
I have some silver bought via an online broker platform, I don't really have the silver physically h ...
18-3-2021 at 12:58
by: Tsjerk
Alibaba
The really low prices are obviously false, but if you ask for a sample from a supplier who doesn't l ...
9-3-2021 at 23:01
by: Tsjerk
Disposal of sulfuric drain opener
I wouldn't even bother diluting the acid, I would do an in-line cleaning of my drain with the concen ...
28-2-2021 at 02:34
by: Tsjerk
Violuric acid salts (fantastic colors and variety)
Nice!

Can you embed the photos in your post? Otherwise the are lost when the link breaks.
28-2-2021 at 02:29
by: Tsjerk
Hinmeijer/Anulab is gone
I wouldn't be surprised if they got a visit from someone in uniform.

For who doesn't know Hinmeij ...
27-2-2021 at 13:53
by: Tsjerk
Anyone have a simple tetrapropylammonium bromide?
Tetraisopropyl ammonium bromide would have to go via triisopropyl amine, which is hard to make becau ...
20-2-2021 at 10:49
by: Tsjerk
CaCl2 trap on vacuum pump?
I don't think so, CaCl2 will lose water in low humidity air so probably in a vacuum as well. Maybe C ...
14-2-2021 at 09:55
by: Tsjerk
chloral hydrate synthesis
Trichlorethylene is being replaced since around 2017 indeed, and no, tetrachloroethylene can't be us ...
13-2-2021 at 14:47
by: Tsjerk
chloral hydrate synthesis
Trichlorethylen is being replaced by tetrachloroethylene, so they probably changed their formula.

...
12-2-2021 at 04:59
by: Tsjerk
Copper carbonate from copper acetate?
It will become basic copper carbonate though, something like Cu2(OH)2CO3.
7-2-2021 at 10:18
by: Tsjerk
recurring problems with intra-forum links
You can report bugs here:

https://forums.xmbforum2.com/

But it might have been fixed in the la ...
6-2-2021 at 02:20
by: Tsjerk
chloral hydrate synthesis
That is what I meant, you will get all chloral over in the first fraction boiling at 95 degrees. It ...
31-1-2021 at 10:07
by: Tsjerk
The simplest preparation of sulfuric acid?!
Actually the IPA/NaHSO4 method does work. The water layer I observed turned out to be a saturated so ...
27-1-2021 at 03:06
by: Tsjerk
The simplest preparation of sulfuric acid?!
I had another go at it, with isopropanol this time.

[url=https://sci-hub.do/https://doi.org/10.10 ...
26-1-2021 at 13:20
by: Tsjerk
The simplest preparation of sulfuric acid?!
I spoke too soon, I just weighed the Na2SO4 and even if it anhydrous it is way too little. So at lea ...
25-1-2021 at 08:22
by: Tsjerk
The simplest preparation of sulfuric acid?!
I repeated the experiment with NaHSO4 and methanol and got a sulfuric acid yield of 95%. I haven't w ...
25-1-2021 at 05:19
by: Tsjerk
chloral hydrate synthesis
You could also make a fresh sodium hypochlorite solution with calcium hypochlorite and sodium carbon ...
25-1-2021 at 02:39
by: Tsjerk
The simplest preparation of sulfuric acid?!
I don't think the methanol and sulfuric acid will react to any significant extent before all methano ...
24-1-2021 at 15:11
by: Tsjerk
chloral hydrate synthesis
Chloral forms a 7% azeotrope with water, so you could distill part of the water layer to concentrate ...
24-1-2021 at 10:39
by: Tsjerk
Calcium Ammonium Nitrate to Sodium Nitrate to Nitric Acid
When you dissolve 5Ca(NO3)2•NH4NO3•10H2O in water the salt will "break". The co-crystallization ...
24-1-2021 at 07:19
by: Tsjerk
chloral hydrate synthesis
Nice! DDT for everyone!

Maybe you can saturate the water layer with salt before extracting?
23-1-2021 at 14:52
by: Tsjerk
Violuric acid salts (fantastic colors and variety)
Nice! So now only lithium left for the alkali metals?
23-1-2021 at 12:00
by: Tsjerk
Methaqualone
[rquote=653353&tid=156723&author=njl]I though phenol was air/uv sensitive with respect to po ...
23-1-2021 at 05:58
by: Tsjerk
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