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Ruthenium(III) chloride - RuCl3
If you are from the EU, you should also consider buying RuCl3*xH2O from onyxmet: http://onyxmet.com/ ... |
4-6-2019 at 21:15
by: CobaltChloride |
Chloroform Synthesis: Why does the common procedure uses Acetone instead of Ethanol?
[rquote=614250&tid=150644&author=asox]@Metacelsus
@CobaltChloride
I think you got the ... |
2-6-2019 at 04:20
by: CobaltChloride |
Chlorine hydrate
You can use Google translate to translate the German page I linked, it gives pretty precise instruct ... |
1-6-2019 at 05:15
by: CobaltChloride |
Chlorine hydrate
You can read a detailed post in German about it here:
https://illumina-chemie.de/gasverfluessigung- ... |
1-6-2019 at 04:03
by: CobaltChloride |
Chloroform Synthesis: Why does the common procedure uses Acetone instead of Ethanol?
The 2 reactions are:
3 CH3CH2OH + 12 NaClO = 10 NaOH + 4 CHCl3 + 2 HCOONa + H2O
3 NaClO + CH3C ... |
1-6-2019 at 01:57
by: CobaltChloride |
NiSO4 storage
I wouldn't worry about nickel sulfate stored in a closed container, be it plastic or glass (not meta ... |
1-6-2019 at 01:37
by: CobaltChloride |
Are there step by step guides about trading chemicals online?
In the EU at least it's very simple because there's no border checks so you can easily order chemica ... |
1-6-2019 at 01:34
by: CobaltChloride |
How to clean a separatory funnel?
I soak my glassware in a Na3PO4 bath with soap to clean it when I encounter difficult stains. Works ... |
19-5-2019 at 13:41
by: CobaltChloride |
Correction of thermometer readings
I always assumed that for distillations you have to place the thermometer so that the bulb is just b ... |
19-5-2019 at 13:35
by: CobaltChloride |
Yellow ether?
This happened as well with ether distilled from starter fluid in my case. In order to ensure purity, ... |
15-5-2019 at 12:05
by: CobaltChloride |
Unable to concentrate nitric acid to 68%
https://www.sciencemadness.org/whisper/viewthread.php?tid=13090 This method is my favorite due to it ... |
15-5-2019 at 12:00
by: CobaltChloride |
Cleaning Marble
You can use sodium thioglycolate. It dissolves iron deposits at neutral pH and it is sold as rust st ... |
13-5-2019 at 04:50
by: CobaltChloride |
Recovering iodine from copper I iodide
[rquote=612288&tid=149980&author=wg48temp9]
The CuI can also be complexed with hexamine to ... |
12-5-2019 at 03:44
by: CobaltChloride |
Screwed soap cleaning soln, how to proceed?
Melamine sponges are also great for removing seemingly impossible to remove stains on glassware. I h ... |
11-5-2019 at 10:49
by: CobaltChloride |
Screwed soap cleaning soln, how to proceed?
As far as I know, soap with perfume works perfectly well for glassware as well as long as it's for c ... |
11-5-2019 at 07:23
by: CobaltChloride |
Determning purity of OTC sodium hydroxide
It also depends on where you buy it from. Solutions of my supermarket NaHCO3 marketed as baking powd ... |
6-5-2019 at 02:15
by: CobaltChloride |
12 V vacuum pumps for filtration/distillation
I have bought a similar looking 12V vacuum pump from ebay, although mine was just around 12USD and i ... |
4-5-2019 at 15:30
by: CobaltChloride |
Determning purity of OTC sodium hydroxide
Here you can get all sorts of NaOH grades. The cheapest one is ~70% NaOH and ~30% NaCl, while the on ... |
4-5-2019 at 15:27
by: CobaltChloride |
Future-gazing: available now, restricted tomorrow?
Here it is already not available in food stores anymore... Although, this doesn't mean I can't sourc ... |
1-5-2019 at 03:05
by: CobaltChloride |
Idea for making haloalkanes from OTC ingredients?
The most simple OTC synthesis of a haloalkane is that of MeI posted here I'd say.
https://www.scie ... |
26-4-2019 at 15:40
by: CobaltChloride |
New proposal for EU regulations
I am not fond of this regulation proposal at all, but for now we still have time to stock up on chem ... |
24-2-2019 at 02:43
by: CobaltChloride |
New proposal for EU regulations
I hope it will only require such an end-user statement, but we cannot be sure yet...
Also, I haven' ... |
21-2-2019 at 09:53
by: CobaltChloride |
New proposal for EU regulations
This law proposal has been recently made. It aims to reevaluate the legality of every chemical that ... |
21-2-2019 at 09:22
by: CobaltChloride |
How to determine the ratio of two chemicals mixed together?
Well you can do it like this, where x is the mass fraction of NaCl, y is the mass fraction of KCl an ... |
20-1-2019 at 11:42
by: CobaltChloride |
How to determine the ratio of two chemicals mixed together?
That is a bit too high. The density of KCl is 1.984 g/cm^3, while the density of NaCl is 2.17 g/cm^3 ... |
20-1-2019 at 11:25
by: CobaltChloride |
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