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Building an Analytical System for Plant Alkaloids Try sandpaper. It sounds ridiculous, but here it is: make small disks from sandpaper, attach them to ... |
18-7-2024 at 17:00 by: bnull |
Concentrating sulfuric acid by freezing It seems it depends on the initial concentration, if I'm not misinterpreting the phase diagram on pa ... |
17-7-2024 at 17:40 by: bnull |
synthesis of 2,3,5-trimethyl-4-aminophenol [rquote=694205&tid=160420&author=photosyn]I think drying under vacuum would minimize oxidati ... |
17-7-2024 at 05:02 by: bnull |
Electroplating of Nickel, waterless / organic solvent / possibly ionic liquids. [rquote=694211&tid=159974&author=semiconductive]I'm writing some software to filter the data ... |
17-7-2024 at 04:41 by: bnull |
Ika cmag hs7 fried circuit Yes, it is a little more involved than desoldering and substituting stuff. For the money you'd be ab ... |
15-7-2024 at 11:43 by: bnull |
Glucic acid (tartronaldehyde)? Try Google Scholar. The first paper that comes under "glucic acid" (with the quotation marks, otherw ... |
14-7-2024 at 11:51 by: bnull |
synthesis of 2,3,5-trimethyl-4-aminophenol I forgot to check [i]March's Advanced Organic Chemistry[/i] 7th Edition[sup]*[/sup]. On pages 788-79 ... |
13-7-2024 at 06:06 by: bnull |
Is urea hydrochloride adduct real? More stuff:[list]
[*][url=https://webbook.nist.gov/cgi/cbook.cgi?Scan=cob3653&Type=IR]IR spectr ... |
11-7-2024 at 14:21 by: bnull |
synthesis of 2,3,5-trimethyl-4-aminophenol [rquote=694110&tid=160420&author=photosyn]When the OrgSyn website says the "solution of the ... |
10-7-2024 at 06:49 by: bnull |
Ika cmag hs7 fried circuit [rquote=694120&tid=160386&author=Cendre]Edit 2: looks like that transformer is “obsolete a ... |
10-7-2024 at 06:24 by: bnull |
Ika cmag hs7 fried circuit Unplug the black cables from the motor, test for continuity, measure resistance and then plug the wi ... |
10-7-2024 at 04:11 by: bnull |
Ika cmag hs7 fried circuit Thank you very much. According to the picture at the bottom left, it is an [url=https://www.eratrans ... |
9-7-2024 at 16:26 by: bnull |
Ika cmag hs7 fried circuit [rquote=694102&tid=160386&author=Cendre]So the blue transformer is 25mm high but 28mm if you ... |
9-7-2024 at 12:03 by: bnull |
Ika cmag hs7 fried circuit Test the resistance of the transformer with the unit disconnected, as @Sulaiman suggested. Maybe the ... |
9-7-2024 at 09:58 by: bnull |
Ika cmag hs7 fried circuit Latched on means it is stuck on the ON and never goes OFF. Instead of a mechanical switch like those ... |
9-7-2024 at 09:26 by: bnull |
Ika cmag hs7 fried circuit @Sulaiman: That "briefly" is what worries me. It may have been brief enough to ruin the microcontrol ... |
9-7-2024 at 09:14 by: bnull |
Electroplating of Nickel, waterless / organic solvent / possibly ionic liquids. [quote]If it did react with electrodes, the obvious product would be copper citrate dissolved in mol ... |
8-7-2024 at 15:18 by: bnull |
synthesis of 2,3,5-trimethyl-4-aminophenol Strange. And it is even more concentrated than Fieser's. Supersaturated perhaps? |
8-7-2024 at 14:11 by: bnull |
synthesis of 2,3,5-trimethyl-4-aminophenol From Vogel's Textbook of Practical Organic Chemistry (p. 591):[quote]Solid diazonium salts are [u]ve ... |
8-7-2024 at 10:59 by: bnull |
synthesis of 2,3,5-trimethyl-4-aminophenol Welcome to the forum.
[rquote=694049&tid=160420&author=photosyn]I'm fairly sure the refer ... |
8-7-2024 at 07:09 by: bnull |
Finding small amounts of Plutonium or U235? [rquote=694058&tid=159878&author=Precipitates][rquote=694029&tid=159878&author=bnull ... |
8-7-2024 at 06:31 by: bnull |
Electroplating of Nickel, waterless / organic solvent / possibly ionic liquids. Thank you for your observations. I didn't expect that much from urea. Amazing.
[rquote=694030& ... |
7-7-2024 at 10:17 by: bnull |
Finding small amounts of Plutonium or U235? [rquote=687553&tid=159878&author=beerwiz]I want to run some tests on small amounts of pure P ... |
6-7-2024 at 16:17 by: bnull |
Electroplating of Nickel, waterless / organic solvent / possibly ionic liquids. [rquote=694024&tid=159974&author=semiconductive] So, I'm going to just put about 1/2cc worth ... |
6-7-2024 at 15:48 by: bnull |
Information on Wood/Lignin Pyrolysis? [rquote=694021&tid=160416&author=Kovoc]I have a read a few papers on the matter, but (...) t ... |
6-7-2024 at 05:15 by: bnull |
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