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Diethylether (sulfuric acid saving method)
[rquote=693134&tid=160329&author=Keras][rquote=693133&tid=160329&author=Jenks]Phosph ... |
19-5-2024 at 18:51
by: Jenks |
Diethylether (sulfuric acid saving method)
Phosphoric acid seems to be the obvious alternative to prevent reduction of the acid from being a pr ... |
19-5-2024 at 11:26
by: Jenks |
High temperature stir bar.
Maybe a paper clip coated in silicone? Or boiling stones or capillary sealed at the top. |
16-4-2024 at 09:18
by: Jenks |
High temperature stir bar.
[rquote=692504&tid=160288&author=Chemgineer]
Could maybe try and find a piece of steel enca ... |
15-4-2024 at 16:13
by: Jenks |
High temperature stir bar.
That is the maximum temperature of the surface of the hot plate. The contents of a container on UT w ... |
12-4-2024 at 06:39
by: Jenks |
Bromazolam ranging melting points
Probably not. I don't know what the two products is referring to, but in general, the less pure so ... |
17-3-2024 at 18:12
by: Jenks |
DCM storage
The original post was about DCM that disappeared from a plastic bottle. I too received DCM in a plas ... |
12-2-2024 at 19:40
by: Jenks |
Clean burnt/melted plastic off concrete.
Maybe it would burn off cleanly if supplied with a stream of oxygen. |
10-2-2024 at 10:29
by: Jenks |
Tip - How to temporarily seal any storage container
[rquote=690553&tid=160143&author=deadrush]The pool HCl bottle has this around it and no more ... |
31-1-2024 at 19:13
by: Jenks |
Allicin extraction methods
I would expect petroleum ether to do. But Wikipedia says allicin is unstable, breaking down within 1 ... |
21-1-2024 at 05:21
by: Jenks |
Sodium Nitrite available - 20kg
I enjoyed a seamless purchase and delivery too. |
14-1-2024 at 16:08
by: Jenks |
Selling Chemicals online
I see labx.com still exists and has an auction section. Maybe try there. |
15-12-2023 at 17:06
by: Jenks |
chemical production of ozone
If it is the inefficiency of wasting oxygen, not electricity, that is the problem, the oxygen could ... |
2-10-2023 at 10:45
by: Jenks |
I just got 165Gal of isopropanol 99%, what to do?
Since isopropanol burns cleanly you could use it to heat your home. Depending on your financial situ ... |
11-9-2023 at 13:39
by: Jenks |
The situation with the delivery of parcels from Russia (www.chemcraft.su)
[rquote=687141&tid=158614&author=Dexter.C]Oops, But on Telegram it seems to be working norma ... |
31-8-2023 at 07:52
by: Jenks |
Sourcing Non-denatured Anhydrous Ethanol in the US?
If you want a decent amount and have more time than money, the route I recommend is to buy the cheap ... |
5-5-2023 at 07:40
by: Jenks |
Are plastics really difficult to recycle ?
Manual sorting adds a lot of cost, but a lot could be automatically sorted if legislation required r ... |
28-4-2023 at 14:40
by: Jenks |
Stir bar get stuck in RBF
I suspect that the magnet in my hot plate/stirrer degrades over time due to being close to the heate ... |
14-4-2023 at 09:41
by: Jenks |
Stir bar get stuck in RBF
I bought a few football-shaped stir bars that would have provided a powerful stir - only to have the ... |
4-4-2023 at 08:30
by: Jenks |
Piperic acid oxidation to Piperonal
[rquote=682160&tid=4465&author=andyloris]Some derivatives of benzodioxane are used as pharma ... |
8-3-2023 at 17:03
by: Jenks |
Using ChatGPT to answer chemistry questions
[rquote=682142&tid=159368&author=Loptr]There are no actual words within the LLM models, nor ... |
8-3-2023 at 14:16
by: Jenks |
Using ChatGPT to answer chemistry questions
[rquote=681904&tid=159368&author=Loptr]Don't trust ChatGPT. It generates words based on sub- ... |
7-3-2023 at 15:32
by: Jenks |
Any recommended vendors in the Ukraine?
I too can vouch for reagent007 and his ability to ship, both before and during the war. |
24-2-2023 at 15:13
by: Jenks |
EU Survey on Chemical Restrictions – Stop further chemical bans
I would like to suggest that, in addition to the inconvenience caused to budding home chemists by th ... |
15-2-2023 at 14:36
by: Jenks |
Filtration nightmare! (help!)
I'm very familiar with filtration nightmares. You can keep pouring the contents of the stopped filte ... |
15-2-2023 at 12:12
by: Jenks |
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