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What fire extinguisher is best for a small amature set up?
At the beginning of my PhD program all the students got to put out a solvent fire with a CO2 extingu ...
17-2-2024 at 09:51
by: Metacelsus
Sodium Nitrite in the news today
Well, zoning laws *are* a thing.
19-12-2023 at 06:13
by: Metacelsus
Potassium bisulfate ot Potassium sulfate?
Why can't you confirm the molarity of the reagents and mix an equimolar amount? This would be much e ...
18-12-2023 at 07:50
by: Metacelsus
Sodium Nitrite in the news today
I'd bet NaNO2 kills far more people through its use in cured meats (forming carcinogenic nitrosamine ...
18-12-2023 at 07:48
by: Metacelsus
Synthesis of Ethyl ß-Naphtholate (Nerolin)
This is a bit off topic, but it's my pet peeve when people write ß (the German double S) instead of ...
30-11-2023 at 06:19
by: Metacelsus
Anyone go to university chemistry seminars? Or view chem department profiles?
Your perspective on the purpose of the seminars is ...
22-11-2023 at 05:29
by: Metacelsus
Contaminated 1-indanone sample
A vacuum distillation might work if you have the equipment for it. See: ...
22-11-2023 at 05:25
by: Metacelsus
Local hardware store good source for free batteries of all types!
Lithium ion batteries don't have lithium metal, although you could isolate lithium salts.
26-10-2023 at 03:59
by: Metacelsus
The ordeal of my life… and a serious warning to British homechemmers!

"Bridlington man Gert Meyers jailed again for ...
8-10-2023 at 04:23
by: Metacelsus
Help: Can ETN/PETN 4:6 be poured safely in a vacuum vibration environment?
That sounds rather dangerous to me (especially the vibration). If you want to avoid risk you could m ...
23-9-2023 at 04:08
by: Metacelsus
Perchloric acid failed synthesis. HELP REQUIRED!
Back in the day (~2014) I did a vacuum distillation of HClO4, from NaClO4 and 70% H2SO4. I was targe ...
21-9-2023 at 04:44
by: Metacelsus
How to make the air in my lab less oxidizing??
Yeah it's probably some HCl or other halogen-containing gas. In high school I made all my dad's tool ...
12-8-2023 at 22:27
by: Metacelsus
Louisville home chemist's house to be burned ...
5-8-2023 at 11:57
by: Metacelsus
Fluorescence/phosphorescence questions.
Check out and you can see lots of different fluorophores (mostly one ...
31-7-2023 at 13:03
by: Metacelsus
Fluorescence/phosphorescence questions.
I've used fluorophores excited at 756nm (Cy7). If you take two-photon absorption into account, you c ...
31-7-2023 at 13:02
by: Metacelsus
Fluorescence/phosphorescence questions.
It's pretty simple if you draw it out a Jabłonski diagram.

Fluorescence is when a singlet excite ...
30-7-2023 at 03:19
by: Metacelsus
Your weirdest chemical that's gotten moldy?
[rquote=686020&tid=159743&author=unionised]I was always impressed by mould that grows in amm ...
27-7-2023 at 07:59
by: Metacelsus
Growing Synthetic Corundums (Ruby)
The plan is to make sapphires for an eng ...
29-6-2023 at 04:00
by: Metacelsus
Decomposing methyl iodide
Yes, add it to ammonia. This is also how I got rid of dimethyl sulfate back when I was using it in m ...
14-6-2023 at 06:23
by: Metacelsus
worst stench
In undergrad I made quite a few batches of 3,5-dithiahepta-1,6-diyne. Basically https://en.wikipedia ...
5-2-2023 at 09:20
by: Metacelsus
H2 trap
Yeah, HCl fumes/aerosol will cause tons of rust on any iron or steel, you should really do it outsid ...
20-11-2022 at 16:30
by: Metacelsus
RGA as Mass spectrometer
One thing I didn`t mentioned yet but will cove ...
17-11-2022 at 04:49
by: Metacelsus
Experimental synthesis of Trinitrofructose
How do you know you actually have trinitrofructose rather than something else?
7-11-2022 at 08:20
by: Metacelsus
No longer available otc in Australia
I guess it started when Australia joined Eurovision :D
24-9-2022 at 11:45
by: Metacelsus
Azeotropes Below BP
No. For an example see the attached paper. (This discusses variation with pressure, but variation wi ...
29-8-2022 at 07:52
by: Metacelsus
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