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DIY 3000'C homemade electric Arc-for P,... production
@watson.fawkes: good advice... though perhaps the topic of power supplies has come up often enough t ... |
27-9-2009 at 14:13
by: densest |
KCLO3 by way of H2O + KCL
[rquote=163157&tid=306&author=UnintentionalChaos]
Where are you getting your pure water? It ... |
26-9-2009 at 18:58
by: densest |
KCLO3 by way of H2O + KCL
I hate to deflate the levity here.... but.... there's a reason that ground fault circuit interrupter ... |
26-9-2009 at 18:25
by: densest |
DIY 3000'C homemade electric Arc-for P,... production
The suggestion of an electric welding apparatus for this sort of work is probably the best idea. For ... |
26-9-2009 at 17:17
by: densest |
Preparation of cyanides
@sakamura - wise to keep cyanides on hold. The great hazard of -CN as with H2S is that it paralyzes ... |
23-9-2009 at 20:59
by: densest |
Sodium!
@watson.fawkes - yes, I'm at least theoretically familiar with glass production - I do flameworking ... |
23-9-2009 at 20:10
by: densest |
Sodium!
Well, Google turned up an 1887 receipt book containing the instructions to grind up lepidolite, roas ... |
23-9-2009 at 17:53
by: densest |
Pure In from 50/50 In/Pb
I've got about 10lbs of 50/50 lead/indium solder. Given that I can't find a metal recycler who will ... |
21-9-2009 at 18:01
by: densest |
Sodium!
[rquote=162746&tid=2103&author=S.C. Wack]
I have to wonder just how much sodium one can obt ... |
21-9-2009 at 17:45
by: densest |
SnI4: A nice covalent compound of tin
@woelen - beautiful pictures! I wonder if there's any way to make I in situ to avoid the US restric ... |
21-9-2009 at 12:29
by: densest |
Unreactive properties of KClO4?
@chloric1 - NH4ClO4 is (in)famous for slow decomposition. Many different catalysts work to speed it ... |
15-9-2009 at 17:48
by: densest |
nitroglycerin
Tenney L. Davis "The Chemistry of Powder and Explosives" Angrieff Press, Las Vegas: pp 203-204 "The ... |
13-9-2009 at 17:18
by: densest |
Unreactive properties of KClO4?
[b]***DANGER****[/b] KClO4 and P deflagrates/close to detonates on NO provocation. It is what pyrot ... |
13-9-2009 at 16:53
by: densest |
Extra Large Capacitors For Power Storage
Photovoltaic charge controllers come up for sale on surplus electronic sites fairly often in the $US ... |
13-9-2009 at 15:30
by: densest |
Uses for salicylaldehyde
Isn't salicylaldehyde used to complex some ions like lanthanides and vanadium? Or is that salicylald ... |
30-8-2009 at 22:44
by: densest |
Mr. Anonymous: improved hydrazine sulfate
I did a quick web search for assays of hypochlorite in solution. Would this concentration informatio ... |
27-8-2009 at 11:33
by: densest |
Switching supply for electrolysis
Mr. 12AX7's project overlaps with some stuff at my chaotic corner. I'm not trying to take over anyth ... |
22-8-2009 at 22:28
by: densest |
Glass too breakable, Lexan too flexible
"Bulletproof glass" or "bulletproof plastic" is usually a laminate of polycarbonate, glass, and acry ... |
12-3-2009 at 18:33
by: densest |
Using a sand bath on a hot plate
No, and somewhat. The reasons:
The heating element is a (probably nichrome) wire inside the top p ... |
9-3-2009 at 09:47
by: densest |
Calcium carbide alternative use...
If you absolutely must do this,
1) put nothing in or near the bag you would not want embedded in y ... |
4-3-2009 at 09:04
by: densest |
Ultra low thermometer
There are a couple of things you could try:
The high temperature thermocouple has to be a type K ... |
4-3-2009 at 08:51
by: densest |
What can I do with caesium chloride?
Aren't Cs salts (especially CsI) used to prepare density gradients in aqueous solutions for separati ... |
4-3-2009 at 08:28
by: densest |
Thoughts On Anodes
Re [b]tentacles[/b]: A static potential probably wouldn't be a problem - the input impedance of the ... |
2-3-2009 at 12:21
by: densest |
Thoughts On Anodes
This may be old and well known, so forgive me if this is redundant.
There is a way to use the aud ... |
2-3-2009 at 06:56
by: densest |
Thoughts On Anodes
Would an ISFET electrode stand up any better than a glass/AgCl one? Or would it be another more expe ... |
27-2-2009 at 18:20
by: densest |
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