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KBr on ebayuk £15 for 1kg Good price for potassium bromide from a UK supplier so a quick delivery. PS: Amazon uk has red P ...	16-5-2019 at 03:36 by: wg48temp9
Gas pressure/flow regulator [rquote=612676&tid=150140&author=Pumukli]What I found so far (besides used mass flow control ...	16-5-2019 at 00:43 by: wg48temp9
Gas pressure/flow regulator Two stage regulators tend to have better pressure regulation as the bottle pressure changes as the f ...	15-5-2019 at 16:59 by: wg48temp9
Recovering iodine from copper I iodide [rquote=612297&tid=149980&author=unionised][rquote=612288&tid=149980&author=wg48temp ...	15-5-2019 at 16:20 by: wg48temp9
Recovering iodine from copper I iodide Dissolve the CuI by complexing it with an alkali iodide or ammonia. You can then probably reduce the ...	12-5-2019 at 02:03 by: wg48temp9
Ethanol + Urea --> Ethyl carbamate? I was curious as to what conditions are required for the reaction between ethanol or methanol and u ...	28-4-2019 at 09:08 by: wg48temp9
Sodium metal through ion glass migration Below is an old note (1926) with details of the sodium through glass demonstration. It suggests 0.5g ...	19-4-2019 at 16:39 by: wg48temp9
Modifying a diaphragm pump to achieve high vacuums - what is the limiting factor for lowest vacuum? The key parameters are the compression ratio (swept volume to deadspace) and the differential pressu ...	18-4-2019 at 00:39 by: wg48temp9
Notre Dame Smoke Flames frequently look odd colors in pics or video due to saturation and or the spurious sensitivity ...	15-4-2019 at 14:28 by: wg48temp9
A protein that can detect magnetic fields ??? Apparently glass catfish can detect magnetic field using a 133 amino acid protein. I had thought th ...	15-4-2019 at 14:01 by: wg48temp9
Diesel Exhaust Fluid - Urea - catalyzed ammonia to N2? [rquote=608418&tid=147912&author=RogueRose]I'm pretty confused as to what is happening in th ...	12-4-2019 at 23:28 by: wg48temp9
high temprerature seal up to 900 celsius [rquote=607775&tid=147537&author=nikotyna1939]what kind of material is used for tight check ...	9-4-2019 at 04:05 by: wg48temp9
Hazardous chemicals [rquote=607408&tid=147338&author=Wrecking Bereserker]I always thought Copper Sulphate was ju ...	4-4-2019 at 13:02 by: wg48temp9
DIY High Energy Capacitor for pulsed power I failed to find any details of the set up at Imperial collage London I referred to in my last post. ...	3-4-2019 at 10:28 by: wg48temp9
Parts per notation [rquote=607309&tid=147306&author=Wrecking Bereserker]I know what it is and how to do calcula ...	3-4-2019 at 10:10 by: wg48temp9
DIY High Energy Capacitor for pulsed power Yes water has been used in capacitors. The problem with water is its a leaky dielectric. So leaky it ...	1-4-2019 at 10:20 by: wg48temp9
Carbon disulfide synthesis (alternative routes) [rquote=607003&tid=147199&author=12thealchemist]I went through Reaxys a few months ago and c ...	31-3-2019 at 13:28 by: wg48temp9
Mariotte principle & constant addition funnels Apparently constant addition funnels not only accurately adjust the addition rate, it is constant ie ...	31-3-2019 at 12:42 by: wg48temp9
Has anyone used plumbers TFE paste / joint compound for glass joints? [rquote=605233&tid=146426&author=hissingnoise]IMO, the one thing better than PTFE tape would ...	13-3-2019 at 18:52 by: wg48temp9
Grinding/powdering glass in a blender - with water in blender? Its simperler and probably cheaper to buy silica gel as cat litter than make it. The silica gel i ...	2-3-2019 at 03:25 by: wg48temp9
DIY Neutron Gun viability? I suggest the OP read https://en.wikipedia.org/wiki/Neutron_generator. It would be possible to bu ...	1-3-2019 at 10:57 by: wg48temp9
h202 concentration? [rquote=602675&tid=1325&author=C6(NO2)5CH2CH(CH3)N(NO2)2] I filled a 118ml plastic bottle h ...	27-2-2019 at 12:39 by: wg48temp9
EMP and electric fields from explosives I was curious what if any are the mechanism or proposed mechanisms that generate the EMP. In air e ...	16-2-2019 at 19:07 by: wg48temp9
Made to order PTFE adapters [rquote=601813&tid=144230&author=azulnaught] wg48: $30 plus shipping for 24/40 with int ...	13-2-2019 at 11:28 by: wg48temp9
Copper sulfate has become "chalky white" after prolonged air exposure Wondering how hydrates can dry below their composition point is like being surprised that water can ...	12-2-2019 at 06:18 by: wg48temp9
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