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Denatured Ethanol: Mining the Dregs [without explosion]
As a general rule they pick adulterants that are hard to separate out of the denatured alcohol. Your ...
16-10-2018 at 09:25
by: wg48
Spider man
[rquote=543671&tid=97515&author=mysteriusbhoice]You could use compressed air and melted hot ...
15-10-2018 at 03:01
by: wg48
Spider man
I have been asked to play Spider man at a child’s birthday party (my nephew’s son). I will be in ...
13-10-2018 at 09:42
by: wg48
Mercury Sulfide Being Sold as Medicine for Children
Curiously the seller that sold me cinnabar as a fake mineral has a new ad up again in the category o ...
7-10-2018 at 04:32
by: wg48
Propane as an inert-gas
Catechol and other phenol derivatives were and probable still are used as silver halide developers. ...
6-10-2018 at 23:39
by: wg48
Mercury Sulfide Being Sold as Medicine for Children
[rquote=541018&tid=95329&author=happyfooddance][rquote=540948&tid=95329&author=weila ...
5-10-2018 at 23:29
by: wg48
Proper way to use a dessicator
A sealed evacuated desiccator will dry the item more quickly than than one that was not evacuated as ...
5-10-2018 at 02:17
by: wg48
Weird White film on measuring cylinder
Lemonene dissolves polystyrene so if your plastic cylinder was polystyrene you may have irreversibl ...
3-10-2018 at 12:36
by: wg48
Preserving PP bag in a museum
I would think sun light would be the main culprit in normal use.

So protect it from sun light and ...
2-10-2018 at 10:25
by: wg48
Mercury Sulfide Being Sold as Medicine for Children
We have already discussed this. I purchased some so called cinnabar with a similar if not identical ...
2-10-2018 at 10:08
by: wg48
Fractionating colums and application...
[rquote=539156&tid=4894&author=DavidJR]I have a couple of nice 55cm columns packed with stai ...
28-9-2018 at 07:29
by: wg48
Wanted: 14/23 female to 24/29 male adapter
If you fail to source a glass one you could fabricate a PTFE sleeve from a bar of PTFE, if you have ...
25-9-2018 at 00:15
by: wg48
Does KClO3 oxidation ignition not work under vacuum ?
Assuming you can ignite the same mixture through the glass when the air is present, I guess the oxyg ...
17-9-2018 at 12:51
by: wg48
Any ideas to passivate stainless steel against chlorine?
High phosphorous electroless nickel plating is used to protect pipes in the chloro alkali process. S ...
17-9-2018 at 11:48
by: wg48
Reliable VPN services?
[rquote=452707&tid=61120&author=aga]ANY notion that you are 'hidden' or somehow 'obscured' o ...
10-9-2018 at 03:45
by: wg48
Cleaning glassware and other equipment
[rquote=534481&tid=24207&author=Sulaiman]there is often a (recycling) resin identification c ...
10-9-2018 at 03:01
by: wg48
Cleaning glassware and other equipment
[rquote=534472&tid=24207&author=Mr. Rogers]Wash Bottles --

Why are wash bottles for certa ...
10-9-2018 at 01:53
by: wg48
electronic laboratory notebook
[rquote=533226&tid=81465&author=Photonic]

MathCAD prime is a good commercial software if ...
4-9-2018 at 23:47
by: wg48
Ostwald reactor from platinized silica wool
That’s impressive work given its 0.25in dia.
3-9-2018 at 08:16
by: wg48
Copper Oxychloride Identification
There are probably a variety of tests to identify copper ox chloride but they probably require reage ...
3-9-2018 at 01:13
by: wg48
Order a chemical, get something else
The water soluble black dye apparently is Jewish bitumen !!!

It does have a smell reminiscent of ...
3-9-2018 at 00:13
by: wg48
Order a chemical, get something else
Just received the black wood dye I ordered from Ebay It was supposed to be water soluble and soluble ...
1-9-2018 at 01:08
by: wg48
Building a high-temperature induction furnace
Apparently high frequency (>100kHz) is not needed to induction heat graphite. Probably due to its ...
31-8-2018 at 05:24
by: wg48
Building a high-temperature induction furnace
Ouch that’s a lot of things to figure out. I will start at the input power.

Cooker sockets in ...
29-8-2018 at 14:25
by: wg48
Dissolving unknown metal that may have PGM's
You should watch this video https://www.youtube.com/watch?v=L0bcNm1gfpU from Nurdrage.
29-8-2018 at 02:53
by: wg48
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