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Sodium Nitrite in the news today Americans will ban anything lethal- except guns. |
18-12-2023 at 01:08 by: unionised |
UK: Hydrochloric acid, phosphoric acid, and hexamine now restricted/banned! If I was a shop, I'd think really hard about not stocking formaldehyde- just to save myself paperwor ... |
14-12-2023 at 05:50 by: unionised |
UK: Hydrochloric acid, phosphoric acid, and hexamine now restricted/banned! Re. "
As for hexamine, this can of course be made from ammonia and formaldehyde."
Only if you can ... |
14-12-2023 at 05:29 by: unionised |
New Europium complex? The stuff was stable enough to prepare Langmuir Blodget films of it by floating it on the surface of ... |
4-12-2023 at 12:41 by: unionised |
New Europium complex? I don't know if it's "new" or not, but it reminded me of my last year as a student making hexadecylp ... |
4-12-2023 at 05:57 by: unionised |
Puriying Sodium Silicate In principle, you can purify this stuff by crystallisation.
https://en.wikipedia.org/wiki/Sodium_me ... |
2-12-2023 at 03:46 by: unionised |
Beginner question about AN I'm worried about providing advice about explosives to anyone who thinks that communism is happenin ... |
2-12-2023 at 03:25 by: unionised |
Koh and dcm Formaldehyde is not stable in the presence of NaOH
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1-12-2023 at 16:32 by: unionised |
UV-Vis spectrometer The big problem (in my experience) for organics with UV is that, unless it's connected to the end of ... |
1-12-2023 at 09:05 by: unionised |
Alternative catalyst for oxidation of SO2 to SO3 (first post here btw) This might be interesting.
https://pubs.acs.org/doi/10.1021/ed076p958 |
24-11-2023 at 08:10 by: unionised |
Sulfuric acid purification problems [rquote=688632&tid=159968&author=Rainwater]
Heat a sample red hot. Let cool, crush into pow ... |
16-11-2023 at 14:15 by: unionised |
Dissolution of d-block metals in HCl vs HF A lot of the first row of d group element difluorides have rather low solubilities. |
12-11-2023 at 10:35 by: unionised |
Disinfection of rainwater [rquote=688519&tid=159949&author=clearly_not_atara]
unfortunately all living cells produ ... |
12-11-2023 at 04:12 by: unionised |
Recovery of silver, mercury and chromium from acid mixture If you have enough sulphide to ppt the Hg then you have already reduced Cr(VI) to Cr(III) |
10-11-2023 at 16:38 by: unionised |
Disinfection of rainwater https://en.wikipedia.org/wiki/Solar_water_disinfection |
4-11-2023 at 11:43 by: unionised |
potassium perchlorate "a reasonably efficient way to convert the NH4ClO4 to kclo4 and than convert that to kclo3 "
The fi ... |
22-10-2023 at 05:07 by: unionised |
"Smart Burn": What's in it? It's plausible that something like ammonium sulphate or chloride would slowly evaporate and give ris ... |
19-10-2023 at 07:57 by: unionised |
Looking for a supplier I'm the only one who thought this, aren't I?
https://www.youtube.com/watch?v=YbigVkiAe0s |
18-10-2023 at 11:07 by: unionised |
Synthesis of disperse red 9 I know it's not the same thing but be aware of how similar your intermediate is to this
https://en. ... |
18-10-2023 at 02:30 by: unionised |
Is compressed oxygen in a cylinder a supercritical fluid ? It is; indeed compressed air is often supercritical.
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5-10-2023 at 04:47 by: unionised |
Differentiating K2CO3 and CaCl2 CaCl2 solution is weakly acidic; K2CCO3 solution is quite strongly basic. |
5-10-2023 at 03:58 by: unionised |
chemical production of ozone People who use ozone for real-life applications like water purification, produce it electrically.
I ... |
2-10-2023 at 01:10 by: unionised |
Would cutting aluminum foil under solvent prevent passivation? [rquote=687694&tid=159887&author=DaniloTraverg]a solvent that doesn't dissolve oxygen [/rquo ... |
1-10-2023 at 01:25 by: unionised |
Plutonium reactions - how'd they figure this stuff out? Fluorine gets its name from fluorspar which is essentially naturally occurring calcium fluoride.
Fl ... |
30-9-2023 at 02:53 by: unionised |
Finding small amounts of Plutonium or U235? Just for the record. If anyone is actually thinking of making nanometre powdered uranium.
1 The " ... |
27-9-2023 at 04:08 by: unionised |
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