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easiest & most friendly buffer to play with, C6H8O7 or H3PO4 ? If you are irritating your face I suspect you are using too much Na2CO3.	14-12-2008 at 07:32 by: unionised
Fluorination of d-block oxides using Freon Just a thought. What are the by-products? I could see a reasonable yield of phosgene as a potential ...	13-12-2008 at 14:25 by: unionised
Organisms growing at unusual (incredible) conditions [quote][i]Originally posted by UnintentionalChaos[/i] I I had a mixture of glycerol and water with ...	8-12-2008 at 11:36 by: unionised
Silver Precipitation from Silver Nitrite Just a thought, is it worth keeping the sodium nitrite by-product?	6-12-2008 at 14:00 by: unionised
silver I wonder if the black powder is tungsten.	29-11-2008 at 10:07 by: unionised
Synthesis of phthalocyanine I would be tempted to see what happens if you miss out the dehydration step. A lot of things can be ...	20-11-2008 at 12:00 by: unionised
Casein from Milk Casein glue used to be used a lot in woodwork before synthetic polymers came on the seen. I don't th ...	19-11-2008 at 12:51 by: unionised
Distilling Apricot kernel oil to yield benzaldehyde An interesting example of the difference between a fixed oil and an essential oil.	9-11-2008 at 03:04 by: unionised
Rats !!! How to get rid of them ??? I'd be seriously frightened by any synthesis of that stuff from formaldehyde and sulfamide. The gam ...	29-10-2008 at 12:11 by: unionised
Solution that efficiently removes oxygen from air Pyrogallol is certainly the traditional way to do this. For those who like inorganic chemistry (or ...	27-10-2008 at 10:03 by: unionised
Detection of Hydrogen in Low Concentration At that concentration I think you could probably make a thermal conductivity detector from two broke ...	16-10-2008 at 09:44 by: unionised
La metal with Bi I don't think borosilcate glass will stand the temperature- particulalry not under the strees of bei ...	14-10-2008 at 09:18 by: unionised
What to do with left over prescription drugs? In the UK the usual advice is to return unused drugs to the local pharmacy store so they can dispose ...	13-10-2008 at 08:26 by: unionised
La metal with Bi 850C is only about half the boiling point of Bi, though I'm surprised it needs heating that much. Th ...	13-10-2008 at 01:24 by: unionised
Ni from coins [quote][i]Originally posted by 12AX7[/i] [quote][i]Originally posted by JohnWW[/i] but generating ...	5-10-2008 at 08:08 by: unionised
Best overall chlorine generator? A kipp's apparatus works with things like FeS and Zn with acid because the FeS and Zn are not solubl ...	30-9-2008 at 11:59 by: unionised
Sub-boiling distillation/purification of HCl [quote][i]Originally posted by Picric-A[/i] unionised is righ, murictic acid is just an old name us ...	23-9-2008 at 10:58 by: unionised
Sub-boiling distillation/purification of HCl Muriatic is a very old term derived, IIRC from the latin for brine. It just means hydrochloric acid ...	22-9-2008 at 10:11 by: unionised
Sub-boiling distillation/purification of HCl If you open a bottle of conc HCl and blow across the top you get fumes. This is because the acid los ...	21-9-2008 at 06:26 by: unionised
Test for Bromine vapour. IIRC the reaction of fluorescein with bromine to give eosin is pretty specific and reasonably sensit ...	21-9-2008 at 05:49 by: unionised
Separation of thiols and ketones I have a feeling that adding a base to that mixture wil give you a thioketal. On the other hand, ...	1-9-2008 at 09:44 by: unionised
Recovering Testosterone ? [quote][i]Originally posted by JohnWW[/i] What do you want the testosterone for - to become an Oly ...	28-8-2008 at 11:02 by: unionised
BP 'Opal' fuel Now this is an amusing tale. Way back in ancient history they used petroleum fractions as gasoline, ...	28-8-2008 at 10:55 by: unionised
Density of NaCl Salt is not soluble in a saturated solution of salt. Salt water is easier to get than toluene.	28-8-2008 at 10:39 by: unionised
Repairing Infrared Spectrophotometers Does the manual have a circuit diagram and can you post that?	14-8-2008 at 10:40 by: unionised
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