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H2O2 Restriction
I don't understand the reason: Why forbid iodine ???
==> Have they any fear of potential nuclear ... |
23-9-2008 at 13:52
by: chief |
Permanganates
Here now about the NaMnO4-making from
==> (NaNO3 OR NaOH) + Mn-oxides:
http://www.retrobibliot ... |
23-9-2008 at 03:38
by: chief |
Permanganates
2 nice patents: Using alkali-orthoplumbates, oxidizing with air:
http://rapidshare.de/files/4052824 ... |
22-9-2008 at 06:03
by: chief |
Nitric Acid Synthesis
Instead of Ba(NO3)2 + H2SO4 ==> 2 HNO3 + BaSO4
possibly also : Pb(NO3)2 + H2SO4 ...
might work, ... |
22-9-2008 at 04:38
by: chief |
Electricity (medium scale) from Al OR Fe
No sheetmetal (!), because it would last not long enough, and also would have a too high net resista ... |
21-9-2008 at 23:04
by: chief |
Electricity (medium scale) from Al OR Fe
Yes, low voltage ... But I imagine
==> using maybe 20 pieces of railroad (available at 90/ton), ... |
21-9-2008 at 13:24
by: chief |
Nitric Acid Synthesis
I never did it -- but: Ba(NO3)2 + 2 H2SO4 ==> BaSO4 + 2 HNO3
BaSO4 should ppt., ready ! Has anyo ... |
21-9-2008 at 09:12
by: chief |
Electricity (medium scale) from Al OR Fe
In times of monopoly-abuse by the electricity-generating companies, where people have to pay 2000+ % ... |
21-9-2008 at 06:53
by: chief |
H2O2 Restriction
Who wants to ban Iodides ?? Potassium iodide is _very_ useful in case of nuclear disaster: One eats ... |
21-9-2008 at 05:33
by: chief |
GBL: 600 raids in Germany, Austria, Switzerland
My latest german experience is like that:
==> Politics and high bureaucrats say: Everything half ... |
20-9-2008 at 04:48
by: chief |
More on PbO2 electrodes
But welding-rods (13 mm diameter, 40 cm length, copper-plated) cost below 1 EUR each ! Thats cheaper ... |
20-9-2008 at 00:05
by: chief |
More on PbO2 electrodes
Report: I have a PbO2-Anode in Service, after only the second attempt to make one:
==> It operat ... |
19-9-2008 at 04:23
by: chief |
More on PbO2 electrodes
Also: Since I didn't find any KOH or KCl until now, but a bag of K2SO4/MgSO4 (70/30), my raw plan is ... |
17-9-2008 at 08:25
by: chief |
More on PbO2 electrodes
What about this:
==> When ppt. out the KClO3 from the NaClO3-NaCl- electrolyte ::
==> using ... |
17-9-2008 at 08:06
by: chief |
More on PbO2 electrodes
Has someone tried this (?) ::
==> since the probloem with the PbO2-Anode is it's mechanical disi ... |
16-9-2008 at 03:06
by: chief |
Permanganates
NOw, as second post, because it may be useful:
I found 2 patents of making the permanganate via oxi ... |
30-8-2008 at 00:51
by: chief |
Permanganates
The dissolution of MnOx sometimes occures, and at other times it doesn't:
KMnO4-crystals completely ... |
30-8-2008 at 00:34
by: chief |
Permanganates
I have to correct myself: The MnOx does not dissolve, but give a white (pale-yellow-brownish, but b ... |
15-8-2008 at 02:29
by: chief |
Permanganates
I now continue to try a good NaMnO4-synthesis.
Today I dissolved MnOx in Sodium-MetaBisulfite-sol ... |
12-8-2008 at 08:57
by: chief |
Permanganates
"How can you know the temperature is 800+-10C? Do you have a well controlled and metered furnace or ... |
23-7-2008 at 03:15
by: chief |
Permanganates
I just wonder, how to reduce _harmlessly_ the MnOx to Mn -powder.
From there it could be reacted wi ... |
22-7-2008 at 00:48
by: chief |
Permanganates
Direct electrolytic oxidation: There is, from literature, at least such a way to get Ba(MnO4)2:
By ... |
22-7-2008 at 00:41
by: chief |
Permanganates
Success !
What I did:
==> I weighted in [5.72029375,16.9989416,7.9491552] gm of [Mn3O4,NaNO3,N ... |
21-7-2008 at 03:11
by: chief |
silver from silver-solder ?
After posting the above I found, that its now (20 min after reaction) a clear, yellow solution.
The ... |
19-7-2008 at 10:48
by: chief |
silver from silver-solder ?
Maybe the AgNO3, which probably is created from the supposed-to-be-in-solution-silver (did wash only ... |
19-7-2008 at 10:40
by: chief |
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