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Anything interesting to do with Lactic Acid? Naturopaths are notoriously hard to digest. Or, at least, hard to stomach.	21-8-2021 at 10:33 by: unionised
Help me identify this compound What happens if you heat it?	21-8-2021 at 10:19 by: unionised
sulfur charring? It would be fairly easy to distil some sulphur and then see if the distillate went black on heating.	20-8-2021 at 04:31 by: unionised
sulfur charring? It's not especially complicated; hot molten sulphur is black. This fact is well documented. e.g. ...	19-8-2021 at 09:46 by: unionised
Anything interesting to do with Lactic Acid? A while ago I was wondering how to stick perlite together to make a refractory. I figured that sodi ...	18-8-2021 at 10:26 by: unionised
Chromatography Silica 60Å, 15-40µm [rquote=664191&tid=157812&author=Mateo_swe] Any powder with around the same particle size ( ...	18-8-2021 at 09:49 by: unionised
Can Azeotropes Be Separated/Broken By Fractional Freezing? "Can Azeotropes Be Separated/Broken By Fractional Freezing?" Usually. You would be unlucky if the ...	16-8-2021 at 23:54 by: unionised
How hard it is to crack silicon? [rquote=664058&tid=157817&author=Amos]... you might also see if it responds to heating from ...	14-8-2021 at 10:39 by: unionised
Chromatography Silica 60Å, 15-40µm [rquote=664036&tid=157812&author=S.C. Wack] There must be a reason "crystalline" silica i ...	14-8-2021 at 06:56 by: unionised
Pyrolyzing plastic waste: useful ? [rquote=663789&tid=157793&author=Belowzero][quote] The elephant in the room is capitalism a ...	14-8-2021 at 06:29 by: unionised
Anything interesting to do with Lactic Acid? Kettle descaling.	9-8-2021 at 23:44 by: unionised
Sodium Bisulphate Solution vs Conc. Sulphuric Acid With concentrated acid, one is about a million million times more acidic than the other. Adding 5% ...	9-8-2021 at 12:02 by: unionised
Are nuclear reactions reversible? [rquote=663775&tid=157790&author=Keras]Protons cannot be converted into anything else – ...	8-8-2021 at 23:54 by: unionised
Are nuclear reactions reversible? [rquote=663763&tid=157790&author=DraconicAcid]The rate of a nuclear reaction is not affected ...	8-8-2021 at 23:52 by: unionised
What kind of gas mask should I buy for chlorine/SCl2 [rquote=657515&tid=157255&author=draculic acid69][rquote=657501&tid=157255&author=j_ ...	8-8-2021 at 12:40 by: unionised
Ethylenediamine query [rquote=663712&tid=157788&author=Bedlasky]Melting point isn't the same as freezing point. Fo ...	8-8-2021 at 04:05 by: unionised
Quantitative analysis of aldehydes It's 15 or 20 years since I did this but as I recall, the "fade in" from clear to blue took about 2 ...	7-8-2021 at 06:19 by: unionised
Quantitative analysis of aldehydes In my experience the sulphite/ thymolphthalein titration sucked badly. Phenolphthalein was even wor ...	7-8-2021 at 03:25 by: unionised
Technical sodium molybdate What equipment do you have? Do you have a good balance? It might be possible to precipitate someth ...	6-8-2021 at 11:31 by: unionised
Quantitative analysis of aldehydes Or reaction with DNPH. If three's lots of aldehyde, you can weigh the derivative. If there are onl ...	6-8-2021 at 04:32 by: unionised
cleaning up radium containing sample somewhat If I get off my backside and get round to it, I should be able to make use of one of these sorts of ...	6-8-2021 at 01:43 by: unionised
cleaning up radium containing sample somewhat I almost agree with the plutonium bunny- carboinate is good but... A fusion with sodium carbonate w ...	4-8-2021 at 13:48 by: unionised
Ancient chemistry [rquote=663478&tid=157769&author=karlos³]The maillard reaction for the preparation of food ...	2-8-2021 at 09:59 by: unionised
How to chemically digest meat into AAs? [rquote=663510&tid=157771&author=karlos³][rquote=663503&tid=157771&author=VeritasC& ...	2-8-2021 at 09:50 by: unionised
How to chemically digest meat into AAs? For most of the amino acids, boiling the protein with 20% HCl under reflux will do the job. Separ ...	2-8-2021 at 02:44 by: unionised
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