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Oxygen scavengers for working with Iron(II) and Manganese(II) salts?
[rquote=682583&tid=159427&author=KoiosPhoebus]
[font=Trebuchet MS][size=3]It'd be annoying ... |
22-3-2023 at 23:26
by: teodor |
Aluminium and NaOH: what's the gray stuff?
If you used a kitchen alluminium foil as a source of the metal be aware that it has a mica-like "shi ... |
22-3-2023 at 01:43
by: teodor |
Oxygen scavengers for working with Iron(II) and Manganese(II) salts?
[rquote=682533&tid=159427&author=KoiosPhoebus][size=3][font=Trebuchet MS]
For Mn(II), the p ... |
22-3-2023 at 01:15
by: teodor |
Oxygen scavengers for working with Iron(II) and Manganese(II) salts?
So, when, for example, you mix water solutions of MnSO4 and barium glycinate, do you experience any ... |
21-3-2023 at 07:21
by: teodor |
Making a gas dispersion tube
There is only one practical way (from my experience) to make HCl solution in something like water - ... |
16-3-2023 at 03:10
by: teodor |
Solubility of copper sulphate compared to its pentahydrate
" It is like spikes where [b]properties of crystalls[/b] are changing very fast in very narrow range ... |
13-3-2023 at 10:59
by: teodor |
Solubility of copper sulphate compared to its pentahydrate
[rquote=682259&tid=159393&author=SnailsAttack]It's also not reflected in [url=https://gallic ... |
12-3-2023 at 09:17
by: teodor |
Solubility of copper sulphate compared to its pentahydrate
[rquote=682246&tid=159393&author=Sulaiman]Maybe not a miracle but certainly a revelation.
... |
12-3-2023 at 09:11
by: teodor |
Solubility of copper sulphate compared to its pentahydrate
I think this is the correct table (and it is published in 1894):
https://gallica.bnf.fr/ark:/12148/ ... |
11-3-2023 at 16:01
by: teodor |
Solubility of copper sulphate compared to its pentahydrate
Did somebody observe the phenomenon when on long standing some saturated solutions of salts in water ... |
8-3-2023 at 14:08
by: teodor |
Solubility of copper sulphate compared to its pentahydrate
[rquote=682143&tid=159393&author=Texium]
I was typing out a longer response last night, but ... |
8-3-2023 at 08:09
by: teodor |
Solubility of copper sulphate compared to its pentahydrate
SnailsAttack, I put here a link to a scan from "Palmer, Experimental physical chemistry", the chapte ... |
8-3-2023 at 02:06
by: teodor |
Solubility of copper sulphate compared to its pentahydrate
[rquote=682117&tid=159393&author=Sulaiman]
Other than the chemical composition and the envi ... |
7-3-2023 at 03:25
by: teodor |
Solubility of copper sulphate compared to its pentahydrate
Near 95C is the crytical point after which water solution gives CuSO4*3H2O crystalls. And below this ... |
6-3-2023 at 03:54
by: teodor |
Purifying Potassium Permanganate
+1 use it as it is
Purifying of permanganates/manganates is a challenging task which requires speci ... |
6-3-2023 at 01:55
by: teodor |
Chromium chromate - does it exist?
[rquote=681850&tid=159365&author=woelen]I actually tried this a long time ago, by adding a s ... |
26-2-2023 at 14:41
by: teodor |
Chromium chromate - does it exist?
[rquote=681875&tid=159365&author=SnailsAttack][rquote=681869&tid=159365&author=teodo ... |
25-2-2023 at 12:55
by: teodor |
Stabilization of iron(II) by acids
Practically it is possible to store Fe(II) salts solutions for years without oxidation if you don't ... |
25-2-2023 at 05:11
by: teodor |
Chromium chromate - does it exist?
Another route to the "weird mixed-valency polymeric oxides" could be aerial oxidation of Cr(OH)3*nH2 ... |
25-2-2023 at 04:10
by: teodor |
Chromium chromate - does it exist?
I found some information about "anhydrous chromium chromates" in the article "Mixed valency chemistr ... |
24-2-2023 at 16:01
by: teodor |
Chromium chromate - does it exist?
Yes, they exist but mostly "chromium chromate/dichromates" are coordination compounds, like chromium ... |
24-2-2023 at 13:29
by: teodor |
Any recommended vendors in the Ukraine?
The ukrainian chemical industry is declining because in the conditions of the war storage of the pro ... |
20-2-2023 at 13:44
by: teodor |
EU Survey on Chemical Restrictions – Stop further chemical bans
I tried to fill it but there are so many questions that I lost myself in the middle. It is not possi ... |
20-2-2023 at 04:13
by: teodor |
PbO2 purification
Sometimes getting pure product from unpure product doesn't worth the efforts. But if you know which ... |
16-2-2023 at 02:29
by: teodor |
Distilled some EtOH denatured with Bitrix, and the distillate smells funny
I already distilled something like 10L of bitrex denaturated alcohol (but this is not your brand, I ... |
12-1-2023 at 03:32
by: teodor |
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