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FBI Call: Need to Vent [rquote=545840&tid=99306&author=VSEPR_VOID]My requisition of acetone and 3% hydrogen peroxid ...	22-10-2018 at 14:00 by: Heptylene
what is wrong with my molecular dynamics program? lennard-jones potential simulator Thanks! Its really neat how the atoms form a close-packed structure as a result of the simple rules ...	22-10-2018 at 13:34 by: Heptylene
Making 3-nitrophthalic Acid Failure You could dissolve the product in boiling water to convert the phthalic anhydride to phthalic acid ( ...	22-10-2018 at 13:27 by: Heptylene
How to maintain 0C Cooling Bath for 12 hours? [rquote=545371&tid=97087&author=macckone]QMax is maximum heat removal not power consumption ...	21-10-2018 at 06:08 by: Heptylene
Diethyl ether on pulic transport [rquote=544765&tid=90581&author=unionised][rquote=533503&tid=90581&author=Heptylene] ...	20-10-2018 at 14:49 by: Heptylene
what is wrong with my molecular dynamics program? lennard-jones potential simulator How do you handle the graphics end? Do you use something like SFML?	20-10-2018 at 14:45 by: Heptylene
How to maintain 0C Cooling Bath for 12 hours? [rquote=542984&tid=97087&author=macckone]The peltier cell I linked is 92W heat removal at ro ...	20-10-2018 at 12:36 by: Heptylene
Any secrets to keeping a frit from getting clogged? Could EDTA be used to unclog the filter from calcium sulfate, etc. and other typically insoluble min ...	20-10-2018 at 12:28 by: Heptylene
Collaborative newsletter for ScienceMadness?? I really like the idea of an annual report. It gives a sense of importance and "officialness" (I don ...	18-10-2018 at 13:06 by: Heptylene
Anyone find SM too quiet? Sciencemadness is slow paced because actually running an experiment, collecting data and writing a p ...	16-10-2018 at 05:06 by: Heptylene
Speculating how early humans discovered the 7 metals of antiquity? [rquote=543112&tid=96687&author=VSEPR_VOID][rquote=542167&tid=96687&author=clearly_n ...	14-10-2018 at 01:29 by: Heptylene
Do electronic balances round the mass off or down? I agree with Sulaiman. Unless you have a good quality scale with calibration weights, the resolution ...	13-10-2018 at 06:44 by: Heptylene
Valve currents/ voltages Don't those have an existing datasheet online? Most electronics component have a datasheet with thei ...	13-10-2018 at 06:23 by: Heptylene
Ostwald reactor from platinized silica wool I finished the heating element today. I wound about 5 meters of 0.25 mm diam. nichrome wire into a 4 ...	9-10-2018 at 07:53 by: Heptylene
Tired of reporting spam [rquote=541601&tid=16937&author=fusso][rquote=541588&tid=16937&author=S.C. Wack][rqu ...	7-10-2018 at 11:12 by: Heptylene
Weird White film on measuring cylinder Have you tried washing with a solvent like ethanol? If you want to keep what you remove from the cyl ...	3-10-2018 at 12:05 by: Heptylene
Preserving PP bag in a museum I second what has been said: UV and oxygen are bad for plastics. Humidity I don't know, it could pla ...	3-10-2018 at 11:22 by: Heptylene
Ostwald reactor from platinized silica wool Quick update: I got my nichrome wire in the mail yesterday (30 AWG/0.25 mm diam.). My original idea ...	30-9-2018 at 12:09 by: Heptylene
About 100 mL of methylchloroform (1,1,1-trichloroethane) and hundreds of pounds of nitrocellulose film Yes post pictures! I'm not looking to buy (if you were selling) just curious.	24-9-2018 at 12:23 by: Heptylene
Liquid Lewis acids [rquote=536944&tid=93107&author=DraconicAcid][rquote=536755&tid=93107&author=Heptyle ...	23-9-2018 at 06:35 by: Heptylene
Demethylation of Vanillin and Eugenol It doesn't work like that. You still have to use anhydrous DMF (BP: 153 °C) and DMSO (BP: 189 °C) ...	23-9-2018 at 06:27 by: Heptylene
Hydrogen Using borohydride seems wasteful. Much more expensive than aluminium and HCl/NaOH. I assume using Na ...	23-9-2018 at 02:24 by: Heptylene
Demethylation of Vanillin and Eugenol Chemplayer! I re-watched your attempt at vanillin demethylation with pyridine HCl. I wonder if the p ...	23-9-2018 at 01:51 by: Heptylene
Ostwald reactor from platinized silica wool A float switch sounds good. I assume you're thinking of something similar to those used in dehumidif ...	21-9-2018 at 12:13 by: Heptylene
Best locking mechanism for glass Flash Chromatography? Keck clips don't work. Pressures used for flash chromatography are really low, much less than an atmosphere. When I was ...	21-9-2018 at 09:36 by: Heptylene
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