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Potassium permanganate from manganese dioxide, potassium hydroxide and potassium chlorate (as oxidising agent).
First of all, allowance must be paid to the purity of the starting materials. Manganese dioxide from ... |
30-5-2023 at 05:52
by: Keras |
Purifying Potassium Permanganate
(Partial) Result of last batch. |
29-5-2023 at 11:57
by: Keras |
Confusion on SO3 Synthesis
[rquote=684488&tid=159069&author=Raid]Is there a way of recovering the P2O5 after the oleum ... |
25-5-2023 at 21:56
by: Keras |
Bromide salt prices
[rquote=684440&tid=159589&author=Ubya]I'm now good friend of the owners, so in theory I coul ... |
24-5-2023 at 03:31
by: Keras |
Bromide salt prices
[rquote=684427&tid=159589&author=Fery]Yes my answers by emails were always in English. Docum ... |
24-5-2023 at 00:53
by: Keras |
Bromide salt prices
[rquote=684380&tid=159589&author=woelen]I agree with Fery. S3 has good service. I have order ... |
22-5-2023 at 21:14
by: Keras |
Fluorescence/phosphorescence questions.
[rquote=684363&tid=159560&author=unionised][rquote=684362&tid=159560&author=Keras]To ... |
22-5-2023 at 04:32
by: Keras |
Bromide salt prices
[rquote=684365&tid=159589&author=Fery]I ordered from S3 more than 5 times and I highly recom ... |
22-5-2023 at 03:38
by: Keras |
Fluorescence/phosphorescence questions.
To me, phosphorescence is linked to a chemical reaction. P emits light because of spontaneous oxidat ... |
21-5-2023 at 23:36
by: Keras |
Bromide salt prices
[rquote=684349&tid=159589&author=woelen]S3 chemicals: 1 kg of 99.5% KBr is 20 euros.[/rquote ... |
21-5-2023 at 23:02
by: Keras |
PID cotrolled heating mantle
This is probably only glitz. PID are meant to control complex loads such as electrical engines which ... |
19-5-2023 at 23:27
by: Keras |
Recovering caesium carbonate from caesium bicarbonate
[rquote=684220&tid=159580&author=Fery]Keras - Cs2CO3 is perhaps the most hygroscopic carbona ... |
19-5-2023 at 12:16
by: Keras |
Recovering caesium carbonate from caesium bicarbonate
Folks,
I plan to try a reaction which involves the transformation of caesium carbonate into caesi ... |
17-5-2023 at 09:45
by: Keras |
hydrofluoric acid, storage, hazards and usefulness?
I've been storing a bottle of 60% HF for quite a long time. Granted, it is unopened (I bought it on ... |
17-5-2023 at 04:27
by: Keras |
Makeshift (slight) vacuum generator
[rquote=684145&tid=159572&author=Rainwater]They sell these little hand pumps for filtering.. ... |
16-5-2023 at 02:44
by: Keras |
Makeshift (slight) vacuum generator
Folks,
if you couldn't use a water aspirator or a vacuum pump, what makeshift contraption would y ... |
16-5-2023 at 01:47
by: Keras |
Purifying Potassium Permanganate
[rquote=684109&tid=69442&author=clearly_not_atara]https://pubs.acs.org/doi/pdf/10.1021/ed064 ... |
15-5-2023 at 09:36
by: Keras |
Purifying Potassium Permanganate
I managed to get a batch of pretty pure potassium permanganate crystals from MnO₂ using KClO₃ as ... |
13-5-2023 at 01:18
by: Keras |
Notes on p-Toluenesulphonic acid → p-Cresol
[rquote=683968&tid=158976&author=ErgoloidMesylate]
It avoids the excessively caustic route ... |
12-5-2023 at 00:23
by: Keras |
Notes on p-Toluenesulphonic acid → p-Cresol
[rquote=683926&tid=158976&author=ErgoloidMesylate]
http://orgsyn.org/demo.aspx?prep=CV3P013 ... |
11-5-2023 at 00:11
by: Keras |
Notes on p-Toluenesulphonic acid → p-Cresol
[rquote=683918&tid=158976&author=ErgoloidMesylate]
No shit, that would be the starting prec ... |
10-5-2023 at 06:32
by: Keras |
Woes with reduced pressure distillation
Oh yes, I do have thin teflon tape, that could do the trick too. Nice idea  |
10-5-2023 at 06:30
by: Keras |
Notes on p-Toluenesulphonic acid → p-Cresol
[rquote=683898&tid=158976&author=ErgoloidMesylate]
If you are going to use stuff from indus ... |
9-5-2023 at 22:42
by: Keras |
Woes with reduced pressure distillation
Thanks a bunch to all for your respective input, very instructive. ♡
Meanwhile, I found two in ... |
9-5-2023 at 22:36
by: Keras |
Woes with reduced pressure distillation
Folks,
that looks like a newbie (tyro, if you like posh British English) problem, but I can’t g ... |
9-5-2023 at 11:02
by: Keras |
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