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Is there a route to glyoxal from oxalic acid in OTC products?
I read that ozonolysis of Maelic acid makes glyoxalic acid, i include the paper.
This was something ...
1-3-2021 at 14:10
by: Mateo_swe
Safe storage of DCM
DCM doesnt do well in HDPE?

Hmm, i got two 5L pails of DCM, i must go check on them so it doesnt ...
1-3-2021 at 13:46
by: Mateo_swe
Capillary tube for vacuum distillations
Im looking to buy a TIG welding unit and when exploring different welders i noticed many gases are a ...
1-3-2021 at 12:32
by: Mateo_swe
Homemade and Repurposed Lab Gear
Well, i have some aquarium bubbler stones but i guess the plastic inside isnt ozone compatible, wort ...
15-2-2021 at 12:56
by: Mateo_swe
Homemade Overhead Stirrer (with pics)
I also have a overhead stirrer project.
But i have looked at brushless outrunner motors because i t ...
15-2-2021 at 10:36
by: Mateo_swe
MEK & substitute at big box stores & online - be careful what you order
Here in Europe i can order MEK min. 99.5% from a chemical supplier but they want 18 Euros for a lite ...
15-2-2021 at 09:50
by: Mateo_swe
Heating mantle oopsie
You could try find out what type of temp probe that is mounted on the mantle.
Maybe you can replace ...
13-2-2021 at 09:38
by: Mateo_swe
Homemade and Repurposed Lab Gear
Im putting together a DIY lab ozone generator from an ebay ozone generator with ceramic plates.
The ...
13-2-2021 at 07:20
by: Mateo_swe
Decent vacuum pump
Thanks for the info.
So it´s a pretty good vacuum pump if its in good condition :)
Regarding the ...
13-2-2021 at 04:06
by: Mateo_swe
Delrin as paraformaldehyde source?
Paraformaldehyde is available on ebay but its quite expensive and small volumes.
If searching for D ...
11-2-2021 at 12:19
by: Mateo_swe
Decent vacuum pump
So i have some small diaphragm pumps that i use for filtrations and an aspirator.
But i have wanted ...
10-2-2021 at 00:14
by: Mateo_swe
Do not buy from
I order glassware from china with ebay and mostly from Deschem.
The items are mostly ok but i would ...
21-1-2021 at 12:21
by: Mateo_swe
Best Mini Pocket Scale 0.001g to buy?
I hope i didnt made you change your mind about getting the pocket scale.
Even if the very cheap one ...
21-1-2021 at 11:45
by: Mateo_swe
Best Mini Pocket Scale 0.001g to buy?
You cant expect those small and cheap scales to accurately measure 1mg (0.001g).
You might get an a ...
17-1-2021 at 21:54
by: Mateo_swe
PET + ammonia. white powder
I guess you found out that Ammonia should not be stored in PET bottles but i reply if anybody else a ...
17-1-2021 at 12:51
by: Mateo_swe
mononitrotoluenes (nitration of toluene)
Interesting, is mononitrotoluenes sensitive and can explode like 2,4,6-trinitrotoluene?

Not reall ...
13-1-2021 at 12:35
by: Mateo_swe
Copper DMSO complex + photos
Can it be used for something interesting?

DMSO is absorbed right through the skin, i wonder if it ...
13-1-2021 at 11:37
by: Mateo_swe
Anti-splash Adapter
All variants probably have some purpose where they are useful.
I think in some cases you just dont ...
10-1-2021 at 05:38
by: Mateo_swe
Double displacement reaction
Sorry, i was not thinking and wrote AmNO3, Am short for ammonium when i should have written NH4.
Th ...
10-1-2021 at 05:18
by: Mateo_swe
Double displacement reaction
[rquote=652822&tid=156871&author=Fery]Is your goal to produce Cs2CO3? Then react it with an ...
9-1-2021 at 07:49
by: Mateo_swe
Double displacement reaction
Can Cesium carbonate and Ammonium nitrate be prepared using the double displacement reaction from Ce ...
9-1-2021 at 03:52
by: Mateo_swe
Cheap chinese diaphragm pumps?
If you want a cheap setup for vacuum then get a water pump, the ones looking like your "slightly mor ...
16-12-2020 at 14:40
by: Mateo_swe
Acid Chlorides
That paper you linked is very nice.
It takes up many different ways of preparation.
I include it f ...
2-12-2020 at 12:23
by: Mateo_swe
DIY Vapor Phase Dehydration Machine - Does this Work?
I read in the disselkamp2008 - Copy.pdf paper "It is seen that both propanal and 1,3-dioxolane-2-eth ...
1-12-2020 at 14:29
by: Mateo_swe
Ion exchange membrane, chlorine generator
Not all anion or cation exchange membranes are very expensive.
Fumatech has some membranes at 20 Eu ...
6-11-2020 at 15:52
by: Mateo_swe
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