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Best/preferred method for cleaning up toluene paint thinner? Do you have any quantitative idea how much thiophene might be present? I suspect that a lot of co ...	25-2-2021 at 12:30 by: unionised
Vanillin chemistry: Piperonal If nothing else, I think that's the most impressive array of different colours I have seen in any r ...	25-2-2021 at 11:58 by: unionised
Very pure sulfur without recrystallization You seem to have missed the bit where the H2S produced by decomposition of polysulphide in acid reac ...	24-2-2021 at 05:34 by: unionised
Acid mixtures that dissolve gold A concentrated solution of I2 and KI in water will certainly dissolve gold.	23-2-2021 at 11:04 by: unionised
Joining metal vessels to ground glass? There's the beautiful, but fiddly Housekeeper seal Someone has posed some details here http://www. ...	23-2-2021 at 10:59 by: unionised
Attempt to make molten lead from oxalate How much of the lead do you plan to inhale?	22-2-2021 at 15:07 by: unionised
What is white spirit? [rquote=655223&tid=14043&author=symboom]I think is never good to exclude many of the ingredi ...	18-2-2021 at 11:36 by: unionised
What is white spirit? It's not so much that it's "hard" to give a more accurate MSDS. It's that there's no point. It's ...	18-2-2021 at 02:36 by: unionised
Drying methanol Digga, Do you realise that Mg reacts with methanol?	16-2-2021 at 05:09 by: unionised
Recovering an old bottle of FeCl2 I can't see why a simple recrystallisation wouldn't work. The solubility curve isn't very good but ...	15-2-2021 at 11:00 by: unionised
Caution when bottling aerosol contents If the propellant had been propane, much more of it would have left the solution before bottling. ...	15-2-2021 at 01:12 by: unionised
Delrin as paraformaldehyde source? It shouldn't be a problem in dilute solution but, for those who are thinking of using HCl... https: ...	11-2-2021 at 02:24 by: unionised
K2CO3 / KOH from Wood ashes ? [rquote=654725&tid=157007&author=Maurice VD 37]The wood ashes have the following composition ...	10-2-2021 at 09:25 by: unionised
A new way to make NCl3? [rquote=654701&tid=157020&author=njl]Yeah, but the chlorination of ammonia is the standard m ...	9-2-2021 at 11:18 by: unionised
A new way to make NCl3? I suspect that a mixture of NH3- a strong reducing agent- and Cl2- a strong oxidant would be explosi ...	9-2-2021 at 11:16 by: unionised
Black Phosphorus Sources [rquote=654618&tid=157016&author=njl]https://sci-hub.st/http://dx.doi.org/10.1039/C9TA13441G ...	8-2-2021 at 11:11 by: unionised
TCI resellers? https://en.wikipedia.org/wiki/TCI	8-2-2021 at 08:36 by: unionised
fluoresceine 113g for only £6.30 Possibly 1% dye mixed with salt. For £6.3 I might add some the next time I'm buying DIY stuff, and ...	8-2-2021 at 05:12 by: unionised
possible H2+Cl2 -> HCl plant and chlorination reactor If you keep up this research, eventually you will get to what they do in industry. Here's a demo on ...	8-2-2021 at 01:01 by: unionised
K2CO3 / KOH from Wood ashes ? The brown colour is more likely to me "humic acid" and or caramel like stuff than Iron. Fe(OH)3 is ...	7-2-2021 at 10:08 by: unionised
Sodium nitrite from barium nitrite [rquote=654556&tid=157004&author=artemov][rquote=654553&tid=157004&author=unionised] ...	7-2-2021 at 06:31 by: unionised
Sodium nitrite from barium nitrite It seems that nobody here knows how well BaSO4 filters. It isn't a difficult experiment to find out ...	7-2-2021 at 03:46 by: unionised
Chemically Bonded Phosporceramic That was interesting; it led me to this https://www.youtube.com/watch?v=dX_QbphiM6I I thought the ...	6-2-2021 at 13:53 by: unionised
Most toxic compound OTC? [rquote=654227&tid=155450&author=Fyndium] If you put two bottles of alcohol, other one co ...	2-2-2021 at 14:11 by: unionised
Most toxic compound OTC? [rquote=654197&tid=155450&author=Fyndium] It cannot be distinguished from ethanol by any pra ...	2-2-2021 at 09:45 by: unionised
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