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Making videos for YouTube. Suggestions?
Destruction of laboratory chemicals, waste processing and disposal is something I am missing in most ...
16-6-2019 at 22:20
by: nimgoldman
Recovering "abused" DMSO solvent
The freeze-precipitation didn't work for me anyway, at least down to approx. -14 °C, so boiling off ...
16-6-2019 at 22:08
by: nimgoldman
Ruthenium(III) chloride - RuCl3
Hydrated salt is perfectly OK for my purpose.

Yes I am from central Europe, this company is just ...
5-6-2019 at 01:22
by: nimgoldman
Ruthenium(III) chloride - RuCl3
I am looking for this ruthenium salt for a small project on oxidative cleavage. The nature of the co ...
4-6-2019 at 15:10
by: nimgoldman
Recovering "abused" DMSO solvent
I once done a reaction in DMSO quenched with water and then let two large beakers with used DMSO/wat ...
31-5-2019 at 23:32
by: nimgoldman
Processing aluminium waste containing mercury
Thanks I will check out the NurdRage's videos.

The purification of Hg probably won't be necessary ...
29-5-2019 at 10:26
by: nimgoldman
Processing aluminium waste containing mercury
I am now researching processing waste from [url=https://en.wikipedia.org/wiki/Aluminium_amalgam]alum ...
29-5-2019 at 07:10
by: nimgoldman
Reduction of Phenyl-2-nitropropene with Al/Hg failed. Why??
I am sorry I am not a professional. I should have just mentioned a possioble problem with aluminium ...
26-5-2019 at 03:38
by: nimgoldman
Reduction of Phenyl-2-nitropropene with Al/Hg failed. Why??
Okay that makes sense. I will try methanol then. It's really interesting the sludge does not happen ...
26-5-2019 at 03:08
by: nimgoldman
Reduction of Phenyl-2-nitropropene with Al/Hg failed. Why??
...because the only writeups I found used exclusively Hg/Cl and from all the googling I haven't foun ...
26-5-2019 at 02:43
by: nimgoldman
Reduction of Phenyl-2-nitropropene with Al/Hg failed. Why??
Today I tried to perform the aluminium amalgam reduction of phenyl-2-nitropropene. Although this rea ...
26-5-2019 at 02:22
by: nimgoldman
Mercuric Chloride Synthesis Success?
[rquote=613268&tid=150310&author=Keras]Did you try passing your mercury chloride over activa ...
25-5-2019 at 13:11
by: nimgoldman
Mercuric Chloride Synthesis Success?
Thanks for the inputs.

The hydrochloric acid is not from hardware store but an assayed reagent gr ...
22-5-2019 at 01:30
by: nimgoldman
Mercuric Chloride Synthesis Success?
I finally decided to prepare mercuric chloride (HgCl2) since this compound is hard to get by an amat ...
20-5-2019 at 11:57
by: nimgoldman
Unable to concentrate nitric acid to 68%
I've ran the experiment with 900 mL of 47% HNO3. It contains about 595 g of water so I added about h ...
18-5-2019 at 14:38
by: nimgoldman
NaOH attacking glass
I have a beaker made of thickened borosilicate glass in which I make concentrated (50%) NaOH solutio ...
14-5-2019 at 21:31
by: nimgoldman
Yellow ether?
Yes this happened to me. I store ether over KOH and whiff a bit of argon in the bottle to make an in ...
14-5-2019 at 21:27
by: nimgoldman
Unable to concentrate nitric acid to 68%
To concentration does not seem to work according to paper. They suggested as little as 10% sulfuric ...
14-5-2019 at 21:23
by: nimgoldman
Removing KOH from K-GHB
Thanks for all the input.

The pathway from GABA is certainly not the higher yielding one but for ...
9-5-2019 at 07:28
by: nimgoldman
Removing KOH from K-GHB
Okay I think it is clear now. Up to now I though pH 9-10 will burn tissue.. I have to learn more abo ...
8-5-2019 at 11:47
by: nimgoldman
Removing KOH from K-GHB
[rquote=611780&tid=147915&author=Tsjerk]Just use 1.1 eq gbl to NaOH in water and boil down t ...
7-5-2019 at 17:03
by: nimgoldman
Removing KOH from K-GHB
[rquote=611759&tid=147915&author=advanced warning]If you have pure GBL, why reflux with etha ...
6-5-2019 at 19:15
by: nimgoldman
Ethanol Purification for Synthesis
Thanks for reassuring about the sufficiency of good distillation.

I tried potassium permanganate ...
6-5-2019 at 18:37
by: nimgoldman
Ethanol Purification for Synthesis
[rquote=610174&tid=148767&author=Assured Fish]I suppose it really is quite dependent on exac ...
24-4-2019 at 11:12
by: nimgoldman
Ethanol Purification for Synthesis
I never had any problems with self-produced ethanol in any syntheses so far as well as using it as e ...
22-4-2019 at 12:31
by: nimgoldman
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