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Cheap radioisotope sources
Americium from smoke alarms

There is little point in doing radiochemistry if you do not have radi ...
21-7-2018 at 00:17
by: Sulaiman
What can I do with Sulphur Dioxide gas ?
@AJKOER:
Have you got a reference for a reportedly fast version :D
preferably fun, quick and easy ...
20-7-2018 at 11:16
by: Sulaiman
Quick way to determine the concentration of H2SO4
Using this table
[file]69501[/file]
I just checked my drain un-blocker grade sulphuric acid usin ...
20-7-2018 at 09:36
by: Sulaiman
How do you clean stubbornly dirty glassware when no solvent seems to work?
I have 6mm glass spheres that I use for column packing;

I 1/4-fill the vessel with glass beads th ...
20-7-2018 at 03:41
by: Sulaiman
Measurement of resistance of porous pots
I just did a few quick mesurements using the porous pots that I mentioned above,
Vessel: c9.5cm dia ...
20-7-2018 at 03:05
by: Sulaiman
Porous Pot for Voltaic Cell
3 Ohms passing a current of 3 Amperes will have 9 Volts across it,
9 V x 3 A = 27 Watts of heating ...
19-7-2018 at 23:54
by: Sulaiman
What can I do with Sulphur Dioxide gas ?
SO[sub]2[/sub]Cl[sub]2[/sub] decomposes in water to HCl and H[sub]2[/sub]SO[sub]4[/sub] (hydrates) s ...
19-7-2018 at 05:06
by: Sulaiman
Soubility rules with absolute alcohol and acetone
I've not seen one but surely there must be solubility (vs. temperature) databases ?







19-7-2018 at 02:47
by: Sulaiman
What can I do with Sulphur Dioxide gas ?
It would be nice to have a little SO[sub]2[/sub]Cl[sub]2[/sub] as I already have some SOCl[sub]2[/su ...
19-7-2018 at 02:24
by: Sulaiman
What can I do with Sulphur Dioxide gas ?
@CobaltChloride: Looks interesting, thanks.
Honestly, I doubt I'll try just yet but thanks anyway.
...
18-7-2018 at 13:00
by: Sulaiman
What can I do with Sulphur Dioxide gas ?
I am about to set up a smakk scale sulphur dioxide gas generator,
to reduce chloroauric acid to g ...
18-7-2018 at 01:19
by: Sulaiman
Whats the most dangerous chemical you've ever synthesized?
that video just reminded me of the largest batch of NI[sub]3[/sub] that I made in my youth ..
my f ...
16-7-2018 at 23:44
by: Sulaiman
Choosing best reflux column & condenser to order
The only latex tubing that I have tried is the cheap stuff that came with my
eBay cheap Chinese " ...
16-7-2018 at 22:23
by: Sulaiman
Bad days in the lab or with glassware?
D'oh ! ... I am an idiot !
Of course the ptfe and glass have to work reliably at much higher temper ...
16-7-2018 at 10:25
by: Sulaiman
differential thermal expansion ?
I opened one of my glassware boxes and found a broken Claisen adapter,
I know that the box has not ...
16-7-2018 at 07:19
by: Sulaiman
Choosing best reflux column & condenser to order
Reflux or product condensers have to remove heat at a rate equal to the power input to the boiling p ...
16-7-2018 at 03:24
by: Sulaiman
Last chemical order?
1 kg Sodium percarbonate
1 kg sodium matabisulphite
2 kg sodium hydroxide 99%
13-7-2018 at 03:20
by: Sulaiman
D.I.Y. Silicone Stoppers/Bungs ?
I just cut a length of the large rod as it fits my 2l Erlenmeyer almost perfectly :D
the Erlenmeyer ...
12-7-2018 at 03:13
by: Sulaiman
D.I.Y. Silicone Stoppers/Bungs ?
Yet again I have a partially used, solid, unusable cartridge of silicone sealant :(
This time I ope ...
12-7-2018 at 02:09
by: Sulaiman
Red solution from gold processing, WTF is it ?
I have not decided yet,
it consists of about 200ml and it is in a bottle waiting for me to decide ...
11-7-2018 at 13:34
by: Sulaiman
Red solution from gold processing, WTF is it ?
No palladium bearing components electronic components that I noticed,
but possibly Pd used to plate ...
11-7-2018 at 07:19
by: Sulaiman
Running intensive computational softwares on laptops
Irrespective of processor type and computational intensity it is always a good idea to ensure good v ...
10-7-2018 at 21:10
by: Sulaiman
Magnet oh hotplate stirrer - does it loose stength when hot?
IF you can shield the heat from them then I believe that neodymium magnets could be excellent for th ...
10-7-2018 at 09:42
by: Sulaiman
If it is colloidal gold ...
I just tested the red liquid with SnCl[sub]2[/sub] and got no reaction,
so I assume that most of th ...
10-7-2018 at 05:28
by: Sulaiman
Red solution from gold processing, WTF is it ?
I dissolved gold jewelry and e-scrap in aqua regia, expecting about 2+ g pure Au total.
I used too ...
10-7-2018 at 04:32
by: Sulaiman
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