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Maleic acid Thanks for the advice saving me effort and P2O5. Malic acid us cheap and starting over sounds lik ...	9-9-2016 at 18:09 by: Magpie
Separation of solvents MEK is a methyl ketone and therefore it should be possible to make a haloform out of it. This may b ...	8-9-2016 at 19:32 by: Magpie
Malic, Maleic, and Fumaric acids This report describes my failed preparation of maleic anhydride. I used the Vogel (ref 1) prepara ...	8-9-2016 at 15:43 by: Magpie
What's the most expensive substance you've bought? Probably 5g of Pd/C (5%) for $40. But the fume hood was $2000.	7-9-2016 at 13:13 by: Magpie
electrical advice needed: motor fuse I like to repair things and believe in your philosophy Dr Bob. But that bearing was "hotter than a ...	7-9-2016 at 08:47 by: Magpie
Truly evil multiple choice question Without much effort I think I can refine my answer to: >1/3 but <1/2 Now I will consult ...	7-9-2016 at 08:41 by: Magpie
Truly evil multiple choice question I have forgotten the math behind this but I will guess 1/3.	6-9-2016 at 19:45 by: Magpie
electrical advice needed: motor fuse The motor fan and front bearing are pressed in place - no maintenance or even inspection possible. ...	5-9-2016 at 12:32 by: Magpie
electrical advice needed: motor fuse [rquote=460090&tid=68851&author=Sulaiman]the 'blowing' of a thermal fuse could be due to a f ...	5-9-2016 at 10:23 by: Magpie
electrical advice needed: motor fuse The HEPA filter bag had a fair amount of dirt and the fluted cartridge looked like it may have been ...	5-9-2016 at 05:55 by: Magpie
electrical advice needed: motor fuse My reasoning on the higher amp rating was that if the normal current is 11a I would need something a ...	4-9-2016 at 19:55 by: Magpie
electrical advice needed: motor fuse I have a Craftsman ShopVac, 12 gallon, 120 VAC, 11 amps, for lab support and general cleanup of my g ...	4-9-2016 at 17:42 by: Magpie
Why are there two ways to express Acetate? Dare we mention carbenes? Warning to NEMO: this could be a dangerous tangent leading to a multip ...	3-9-2016 at 08:32 by: Magpie
How to Know What's Legal? If you can't find that something is illegal, then it's legal - right? Didn't the novel "1984" state ...	2-9-2016 at 12:16 by: Magpie
Why are there two ways to express Acetate? [rquote=459784&tid=68759&author=NEMO-Chemistry] Ok thanks, i can see how that fits, no idea ...	2-9-2016 at 09:28 by: Magpie
Why are there two ways to express Acetate? The representation below may be the most accurate but I will not be using it routinely: [fil ...	1-9-2016 at 18:24 by: Magpie
Preparation of Acetyl Chloride Today I used the remaining 32g of acetyl chloride that I had made almost exactly 1 year ago. It was ...	31-8-2016 at 19:03 by: Magpie
problem with thermocouple thermometer Please show us a picture of this instrument.	31-8-2016 at 07:01 by: Magpie
Catalytic Converter PGM Recovery I bought a used propane catalytic heater at a garage sale a few years ago with the idea that I could ...	30-8-2016 at 18:43 by: Magpie
A slight problem... Doesn't cyanosis cause the extremities to turn blue?	30-8-2016 at 15:49 by: Magpie
Best way to reduce noise/silence a vacuum pump? My pump is cheap: $100 from Harbor Freight. At first I thought that running air trough the pump wo ...	30-8-2016 at 15:46 by: Magpie
Drying ether for Grignard 3A mole sieves are my "go to" drying agent for ether and ethanol with <1% H2O.	30-8-2016 at 06:27 by: Magpie
Starch-Iodide Test Papers You can also make lead acetate paper for the detection of H2S.	29-8-2016 at 08:17 by: Magpie
Best way to reduce noise/silence a vacuum pump? I have a related problem with my rotary vane vacuum pump. When I want to control the vacuum to some ...	29-8-2016 at 08:14 by: Magpie
ethylbenzene by Wolff-Kishner (Huang-Minlon) Here's a good reason not to reflux the reaction mix for 3hrs. It seems the hot (183°C) alkaline mi ...	28-8-2016 at 19:45 by: Magpie
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