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Storage of 35% H2O2
Washed with.. tap or distilled/deionised water? It can make a huge difference. If I've read right, s ... |
22-7-2021 at 10:45
by: Fyndium |
Ethanol and methanol interchangeability?
Again, there is an instance where I stock small amount of methanol, but I can get ethanol OTC cheapl ... |
21-7-2021 at 11:53
by: Fyndium |
Synthesis of thioacetone?
So apparently a solution of acetone and HCl that is bubbled with H2S will produce trithioacetone. Th ... |
20-7-2021 at 11:06
by: Fyndium |
Leading reaction fumes out with a tube?
Relative negative pressure. Pun intended here.
The airlock siphon passage only works for some. I ... |
20-7-2021 at 08:14
by: Fyndium |
Leading reaction fumes out with a tube?
Perhaps the most simple method to test backpressure is to simply try to blow into the tube. If there ... |
19-7-2021 at 22:07
by: Fyndium |
Leading reaction fumes out with a tube?
I consider silicon an unsuitable material nowadays. It's expensive, and it degrades very quickly on ... |
19-7-2021 at 11:35
by: Fyndium |
Leading reaction fumes out with a tube?
1) It would consume dozens of cubic M3 of water. NO also is not absorbed into water, it must first b ... |
19-7-2021 at 09:21
by: Fyndium |
Leading reaction fumes out with a tube?
I have again a situation where I don't have exhaust outlet for my workspace, but I might still wanna ... |
19-7-2021 at 08:28
by: Fyndium |
Will we ever obtain superheavy elements ?
We can make artificial elements in the future. Right after we start 3D printing molecules. Trust me. |
18-7-2021 at 13:34
by: Fyndium |
Distilling Sulfuric Acid
When using ground jointed qz with boro glassware, should any precautions be taken considering therma ... |
18-7-2021 at 05:00
by: Fyndium |
Puryfiing 99% denatured alcohol
[rquote=662992&tid=157689&author=Mateo_swe]In Sweden we call homemade ethanol made for drink ... |
17-7-2021 at 23:01
by: Fyndium |
1,2 Dichloroethane
That is an excellent point. Didn't even think about it, even I have had to deal with some reactions ... |
15-7-2021 at 11:28
by: Fyndium |
1,2 Dichloroethane
I haven't figured it out by my own and this is a classic beginner's question, but perhaps someone mo ... |
15-7-2021 at 11:04
by: Fyndium |
European Sulfuric Acid Ban
Not sure what regulations are in every country, but unless handling larger amounts of hazardous mate ... |
13-7-2021 at 05:00
by: Fyndium |
European Sulfuric Acid Ban
I would bet that most of the time turning a lead-acid battery into a battery-shaped sulfuric acid bo ... |
12-7-2021 at 20:55
by: Fyndium |
Puryfiing 99% denatured alcohol
What reactions would be such that 1% of IPA would be detrimental to their outcome? Just interested.
... |
12-7-2021 at 20:51
by: Fyndium |
Cleaning glassware with limited reagents.
Organic solvent, acid, base and lots of water usually does the job. Like citric acid, sodium hydroxi ... |
12-7-2021 at 11:46
by: Fyndium |
European Sulfuric Acid Ban
The ban itself has been instituted mainly against politically motivated violent attacks from radical ... |
12-7-2021 at 09:41
by: Fyndium |
New chemical restrictions in Canada?
Acetone was to be restricted when bought in bigger than something like 5L quantities. So buying 1L c ... |
6-7-2021 at 11:17
by: Fyndium |
What are most dangerous toxic chemicals you are comfortable handling in your home lab?
Occupational exposure is never comparable to occasional and rare exposure. Workforce can be exposed ... |
3-7-2021 at 07:02
by: Fyndium |
Storing chemicals and ordinary refridgerators and freezers
I must ask, what type of containers you keep your stuff? As I have never had issues with escaping, e ... |
2-7-2021 at 22:08
by: Fyndium |
Lethal dose of mercuric nitrate
Evaporating anything will cause the stuff to aerosolize and you effectively poison yourself. When I ... |
1-7-2021 at 11:39
by: Fyndium |
Storing chemicals and ordinary refridgerators and freezers
Where does this explosion risk arise, as chemicals are (supposed to be) stored in airtight container ... |
1-7-2021 at 11:36
by: Fyndium |
Ball mill grinding material (making metal balls - ZA-27)
I've tried to look for some info about the matter, but could find limited data so far.
If one wan ... |
27-6-2021 at 01:06
by: Fyndium |
Chemical Resistant Vacuum Tubing?
It's not too critical in my experience. I have used pneumatic hoses with 8mm ID and ~15mm OD and the ... |
21-6-2021 at 12:24
by: Fyndium |
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