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Glow in near vacuum gas ampoules
No, 2.5 kV is too low for such thick-walled ampoules. You need at least 10 kV or so for decent light ...
22-2-2017 at 13:16
by: woelen
Super oxidizer: combination of periodate and peroxodisulfate
[rquote=474793&tid=72333&author=Boffis]Interesting;

I notice you say "Add a little sodium ...
16-2-2017 at 00:09
by: woelen
Super oxidizer: combination of periodate and peroxodisulfate
I discovered a very interesting thing by experimenting with strong oxidizers. Quite a few years ago, ...
15-2-2017 at 05:11
by: woelen
Unique silver compounds
I don't think that silver hypochlorite can form from bleach. Bleach is quite alkaline and under such ...
13-2-2017 at 00:06
by: woelen
Unique silver compounds
Not silver(I) oxide. Silver(I) oxide, when formed in water, is not black, but dirty brown. This is h ...
10-2-2017 at 11:29
by: woelen
Chemicals for crystal growing
These look very good. How long did it take to grow these crystals?
10-2-2017 at 02:55
by: woelen
Does anyone know what happened to GalliumSource?
They actually are good. I have ordered materials several times from them. They are not a source for ...
8-2-2017 at 23:44
by: woelen
A new webpage, exploration of roots of polynomials
I have done quite some work on polynomials, writing software and experimenting with them. The result ...
8-2-2017 at 13:37
by: woelen
When Chemistry Goes Wrong
A little disaster occurred in my lab. I had a big plastic container full of calcium hypochlorite (sw ...
6-2-2017 at 00:40
by: woelen
Making the bigger brother of Chloropicrin - is the rxn. going as planned?
N2O3 is blue, HNO2 is colorless.
A nice demonstration of that is adding NaNO2 to conc. H2SO4. In th ...
2-2-2017 at 06:00
by: woelen
Split from Science in Danger
[rquote=473405&tid=71936&author=Rosco Bodine]I am not going to even waste my time answering ...
2-2-2017 at 01:38
by: woelen
Making the bigger brother of Chloropicrin - is the rxn. going as planned?
[rquote=473398&tid=72044&author=Tetra]
Made it by reacting NaNO2 and dilute H2SO4. [/rquote ...
2-2-2017 at 01:09
by: woelen
Making the bigger brother of Chloropicrin - is the rxn. going as planned?
Your NO2 must have been (somewhat) impure. It also contained NO. When you dissolve NO2 in a solvent, ...
1-2-2017 at 08:15
by: woelen
Elemental Thallium under glycerol
Your link does not work for me, it tells me that I am not allowed to view these pages.

One thing ...
21-1-2017 at 10:12
by: woelen
doubt about a reaction (alkyl nitrites)
I can confirm that n-butylalcohol works like a charm in making the nitrite ester. So, there must be ...
19-1-2017 at 23:36
by: woelen
re-use NO2 and Cl2
[rquote=472346&tid=71416&author=clearly_not_atara]If your anhydride-forming equation is form ...
19-1-2017 at 23:33
by: woelen
Elemental Thallium under glycerol
Thallium does not react with alcohols. Even with water it hardly reacts. It could be stored under wa ...
19-1-2017 at 14:19
by: woelen
re-use NO2 and Cl2
Well, if you phrase it that way . . .

I would explain it somewhat differently.

A 2 : 1 molar ...
19-1-2017 at 14:12
by: woelen
Elemental Thallium under glycerol
Thallium must be stored under glycerol or some other alcohol. Glycerol is non-volatile, non-toxic, a ...
19-1-2017 at 08:16
by: woelen
Metals in their gaseous states?
What I meant with my remark about colors of gaseous metals is that you will not observe a colored ga ...
18-1-2017 at 01:38
by: woelen
Metals in their gaseous states?
You cannot smell hot gaseous metals. As soon as these metal gases are exposed to cold air, they cond ...
17-1-2017 at 03:40
by: woelen
Diphenylmorpholine's collected organic chem and drug related conjecture threads
You almost certainly will not have a clean alkane solvent. I am quite sure that the mix will contain ...
10-1-2017 at 08:22
by: woelen
Is it possible to make CuCl2 from Chloroform or DCM?
This type of reactions sometimes is useful for making anhydrous, or near anhydrous metal chlorides. ...
10-1-2017 at 08:13
by: woelen
Diphenylmorpholine's collected organic chem and drug related conjecture threads
No one is waiting for this kind of blurp.
Bad grammar, tons of spelling errors, no/poor punctuation ...
10-1-2017 at 00:14
by: woelen
thallium chemistry
The dissolving in hydrochloric acid is easiest, due to complex formation of TlCl4(-). In nitric acid ...
5-1-2017 at 14:23
by: woelen
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