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questions on platinized asbestos
If the alcohol reservoir is kept at 40C, then everything between there and the catalyst should be ke ...
17-11-2019 at 14:16
by: WGTR
REJOICE? Texas' strict glassware regulations seem to have been loosened recently?
Wow! Thanks for posting that. This is like Christmas in November. The problem that I always had w ...
6-11-2019 at 16:53
by: WGTR
Calcium electrolysis with alternative salts
Have fun:

http://www.crct.polymtl.ca/fact/documentation/FTsalt/FTsalt_Figs.htm
2-11-2019 at 04:51
by: WGTR
Melted NaOH flowing/climbing up side of crucible & down outside
What if you insert bare copper wire instead? Does it still do this?

I use a normal electric melt ...
31-10-2019 at 07:07
by: WGTR
recharging dehumidifier r410a//r134a//propane
You've got a problem that needs to be fixed before the unit will work again. These types of systems ...
23-10-2019 at 10:07
by: WGTR
Making ultramarine
Sodium carbonate and sodium sulfate melt around 800-900C.

[file]77622[/file]

http://www.crct. ...
13-10-2019 at 19:57
by: WGTR
Who else is a chemistry major with a perilous future
Kudos on avoiding student loans. You didn't fall for the sales pitch. Lots of otherwise smart peop ...
5-10-2019 at 08:02
by: WGTR
Sodium silicate and boric oxide together.good idea or not?
[rquote=623953&tid=154120&author=unionised]Unless you make a graded joint, it's still going ...
3-10-2019 at 14:12
by: WGTR
Sodium silicate and boric oxide together.good idea or not?
Is there an actual need for having two dissimilar glass pieces and joining them together? A regular ...
2-10-2019 at 17:17
by: WGTR
Missing persons
Country living is a good tradeoff for poor internet. I had the same situation, with only 1Mbps DSL ...
30-9-2019 at 09:37
by: WGTR
Forum has been moved to manual registrations only
Hey, welcome back!

This sounds like a good idea for now. I hope things are well with you.
19-9-2019 at 11:26
by: WGTR
water additive to stop mosquitoes
Maybe a tiny bit of copper sulfate?

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4640347/

It s ...
18-8-2019 at 18:03
by: WGTR
How to fix date format?
Fusso, try yy-m-d instead. It seems to work for me. It displays “19-mm-dd” this way.

[Edited o ...
18-8-2019 at 14:45
by: WGTR
Metal Pot on Ceramic Hotplate
It’s because the metal container will not be flat enough to make full contact with the hot plate o ...
15-8-2019 at 18:44
by: WGTR
How to attach different diameter pump to a condenser?
Take a look at this post:

https://www.sciencemadness.org/whisper/viewthread.php?tid=84800&got ...
29-7-2019 at 10:25
by: WGTR
Concentrating H2SO4 without distillation (with flask ans some PTFE )
Here is a document that explains permeabilities of different materials to water, and gives a general ...
27-7-2019 at 16:07
by: WGTR
Concentrating H2SO4 without distillation (with flask ans some PTFE )
The first thing I suggest is trying this, but with water only, no acid. Measure how fast the water ...
27-7-2019 at 13:17
by: WGTR
Concentrating H2SO4 without distillation (with flask ans some PTFE )
Interesting. What is the width of your tape? Does it cover the mouth of the flask in one piece? T ...
27-7-2019 at 06:56
by: WGTR
Reusing instant cold packs > Development of green air conditioner
For those who are interested in staying cool, dew point is actually more important than regular dry- ...
24-7-2019 at 19:29
by: WGTR
Reusing instant cold packs > Development of green air conditioner
Pyro, this sounds like the kind of project that you would like:

https://www.youtube.com/watch?v=R ...
23-7-2019 at 12:08
by: WGTR
Vacuum Oven vs Kiln for Molecular Sieve Drying
Since you mentioned using nitrogen gas, if you have a house supply of dry nitrogen (some labs have i ...
11-7-2019 at 08:37
by: WGTR
How to dissolve wood?
I’d suggest putting it in an oven and letting it dry out. If it swells in water, then without wat ...
1-7-2019 at 15:05
by: WGTR
Any way to prepare anhydrous ZnCl2 without using gaseous Cl2 or HCl?
I was wondering if heating with ammonium chloride would do the trick. Here is a document referencin ...
12-6-2019 at 15:48
by: WGTR
Reactive solvent for zinc galvanized coating
[rquote=614800&tid=150906&author=chloric1]I was considering neutralizing muriatic acid with ...
9-6-2019 at 14:18
by: WGTR
Tourist/sightseeing places related to chemistry
This looks like a fun place to visit:

https://www.environment.no/topics/the-cultural-heritage/wor ...
21-5-2019 at 14:59
by: WGTR
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