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Mystery Paint Thinner
Stuff sold here contains acetone, toluene and butyl acetate or something that boils at 130-140C in r ...
6-4-2016 at 10:02
by: testimento
Preparation of cyanides
I have understood that using urea instead of ferrocyanide is much more cheaper and OTC method for pr ...
6-4-2016 at 09:57
by: testimento
Fractional distillation questions
For efficient and high fractionation to occur one will need a column with packing and a reflux coole ...
3-3-2016 at 04:09
by: testimento
ball mill question
Could you use electric kitchen stirrer or just about any power kitchenware? Some of them have very l ...
2-3-2016 at 01:38
by: testimento
Synthesis of sodium cyanide from urine
Basically the reaction consists of mixing one mol of urea with one mol of sodium carbonate and exces ...
1-3-2016 at 04:02
by: testimento
Guanidine as gunpowder?
There are some arguments on Wiki:

"Currently, propellants using nitrocellulose (detonation veloci ...
22-3-2014 at 05:45
by: testimento
The solubilities - which one crashes out first?
http://www.oocities.org/capecanaveral/campus/5361/chlorate/remove.html

This seems to be most inte ...
2-3-2014 at 16:32
by: testimento
Pressure in chemical bottles w/ temperature
The thick glass industrial bottles hold against pressure quite well, and their bursting pressures co ...
28-2-2014 at 13:44
by: testimento
Storing con. HNO3 and other jewels
I can obtain PTFE sheets per square meter from 50 to 200mic thick. I cut round pieces from these so ...
28-2-2014 at 13:38
by: testimento
Respirator Alternative
Suppose you're not very young, you probably use money quite liberally for something else. Be utilita ...
28-2-2014 at 13:33
by: testimento
Storing con. HNO3 and other jewels
I have found wine and beer kegs that are made of glass a good storage option for short to medium for ...
27-2-2014 at 12:19
by: testimento
More on PbO2 electrodes
Does anyone have knowledge or experience on lead acetate electroplating PbO2 on graphite?
26-2-2014 at 16:29
by: testimento
DIY gas cylinder?
You will gonna have to first lead chlorine through drying, like conc. sulfuric acid or large pile of ...
26-2-2014 at 14:11
by: testimento
Electrodes for potassium chlorate electrolysis
Titanium passivates within seconds by forming thick oxide layer, so don't worry about that, Ti take ...
25-2-2014 at 12:25
by: testimento
Electrodes for potassium chlorate electrolysis
Titanium is good. Copper should work also when active. Stainless steel you're gonna head for AISI 31 ...
25-2-2014 at 10:05
by: testimento
Freezing propane
Mixing liquid oxygen with carbon (...or hydrocarbon) has been known well in the thermobaric weapons ...
25-2-2014 at 10:01
by: testimento
Breathing difficulties
[rquote=320199&tid=29082&author=Zyklonb]A gas mask for powder? Do you mean a powder respirat ...
23-2-2014 at 11:06
by: testimento
Breathing difficulties
I have had this feeling sometimes when I worked with nitric acid and cyanides. I have come into conc ...
22-2-2014 at 10:52
by: testimento
HEPA Filters for fume absorption?
Activated carbon filters are excellent for most organics, but they are not universal.

http://www. ...
22-2-2014 at 10:48
by: testimento
Storing Chlorine as a liquid?
Thick walled glass ampoules and containers are supposed to keep well with pressures required to hold ...
22-2-2014 at 10:34
by: testimento
Preparation of acetic acid?
The method for acetaldehyde is presented in germanic forum and it allows one to produce high quality ...
21-2-2014 at 23:41
by: testimento
Preparation of acetic acid?
Acetic acid is not that available in pure or concentrated form and many topics seem to look for how ...
21-2-2014 at 13:07
by: testimento
Making Copper Acetate?
Vinegar is very suitable for chemistry if "white" or "distilled" is used. The flavoured crap is not ...
21-2-2014 at 12:55
by: testimento
HCOOH storage - any CO risk?
My farmer friends store 10s of tons of that stuff around and after 40 years they're still alive. So ...
20-2-2014 at 12:39
by: testimento
best way to get low volts high amps?
Are you sure parallel is not good for multiple rectifiers? I have installed several parallel rectifi ...
19-2-2014 at 12:21
by: testimento
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