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Source of distributed low amount of heat (45 watts over 100ft) It's clear that the cable "behaves itself" at signal frequencies. And it's clear that it would work ...	12-8-2017 at 11:19 by: unionised
Slilica gel 4l for £2 I suspect that the blue stuff is whatever was cheap, but satisfied the idea that "I have seen this s ...	8-8-2017 at 12:48 by: unionised
formaldehyde from urea? Urea is not the same as urine. The latter contains salt as the major electrolyte. Electrolysis wil ...	6-8-2017 at 04:59 by: unionised
Cleaning glassware and other equipment The carbon may be sticking to grease on that glass, rather than the glass itself. Washing with a st ...	6-8-2017 at 00:43 by: unionised
formaldehyde from urea? Electrolysis of urine is likely to produce traces of chloramines which irritate the eyes and nose mu ...	6-8-2017 at 00:35 by: unionised
Strange brown precipitate It's possible- even likely- that the wire is a copper/ nickel alloy containing a little iron or man ...	5-8-2017 at 09:49 by: unionised
formaldehyde from urea? If I was trying to make formaldehyde I'd probably not start from some thing that reacts quickly with ...	5-8-2017 at 04:39 by: unionised
How to recover ethylene glycol in water\sulphuric acid [rquote=489666&tid=75968&author=JJay]I would try distilling off the ethylene glycol under va ...	5-8-2017 at 02:54 by: unionised
Storing Manganese chips caused..rust? OK, lets start by checkinh on something "Manganese chunks that I had used to make some Magnesium Ch ...	3-8-2017 at 11:51 by: unionised
iPhone glitter cases recalled after causing chemical burns Glycerin is a common ingredient in skin care products (and a fairly common component of all living t ...	3-8-2017 at 11:48 by: unionised
hydrogen fluoride out of 1,1-difluoroethane [rquote=489374&tid=75863&author=ninhydric1]Possibly PFA (perfluoroalkoxyalkanes). They do se ...	2-8-2017 at 12:23 by: unionised
Telling apart Potash from Cinnabar [rquote=489461&tid=75798&author=AJKOER]Add an acid, say acetic acid. The sulfide forms H2 ...	2-8-2017 at 09:49 by: unionised
hydrogen fluoride out of 1,1-difluoroethane High temperature reaction with steam should produce HF. It's also less likely to produce carbonyl f ...	1-8-2017 at 11:46 by: unionised
Disulfuric acid as an oxidizer similar to manganese heptoxide? [rquote=489279&tid=75836&author=PHILOU Zrealone] SO3 or H2SO4*SO3 are poor oxidizers they ...	31-7-2017 at 13:14 by: unionised
Thorium metal in coherent form [rquote=489214&tid=75775&author=Dan Vizine] That die that I bought was intended for a m ...	31-7-2017 at 11:46 by: unionised
So I was on IKEA today... The Pyrex kitchenware I have is (deliberately) blueish. This sort of thing http://www.okcandle.com ...	30-7-2017 at 13:10 by: unionised
So I was on IKEA today... This is kitchen pyrex and it's clearly blueish- because it is coloured that way. https://www.johnle ...	30-7-2017 at 12:13 by: unionised
Hydrolysis of amino-benzoate esters in Benzyl Benzoate I'm fairly sure that benzoic acid is much more soluble in low polarity solvents like toluene than an ...	30-7-2017 at 08:59 by: unionised
So I was on IKEA today... Colour is not a well controlled property of most glass. You can not reliably say "it's the wrong (or ...	30-7-2017 at 07:33 by: unionised
So I was on IKEA today... It seems they are also available in the UK http://www.ikea.com/gb/en/products/cookware/mixing-measu ...	30-7-2017 at 01:51 by: unionised
looking for cheapest routes to acid sythesis [rquote=489131&tid=73980&author=physics inclination]Would there be any (reasonably simple) w ...	29-7-2017 at 13:18 by: unionised
Thorium metal in coherent form [rquote=489013&tid=75775&author=Dan Vizine]... It requires an all quartz reaction vessel ...	29-7-2017 at 02:28 by: unionised
Detonation of Methanol And Aluminium Mixtures [rquote=489065&tid=75794&author=Chisholm]The particle size of the metal would need to be ins ...	29-7-2017 at 02:18 by: unionised
Amounts when parts are used. It may be that they don't want to tell you - patents are an interesting mix of revealing information ...	28-7-2017 at 01:35 by: unionised
Things I Will Never Make I will never make a contribution to this thread consisting of information on chemicals I will, or a ...	27-7-2017 at 04:34 by: unionised
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