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Please help me avoid killing my students. I have cleaned up MnO2 dust before with regular lysol multi-purpose cleaner. If you have black coun ... |
22-6-2012 at 11:43 by: 99chemicals |
Chlorate Thanks.
I am not planning on using chlorate in my pyrotechnics(mostly black powder based compos ... |
19-6-2012 at 17:09 by: 99chemicals |
Chlorate [rquote=251821&tid=20458&author=woelen]Chlorate and sulphur is sensitive on its own. Even wh ... |
19-6-2012 at 02:42 by: 99chemicals |
Polydimethylsiloxane to silicon dioxide? [rquote=251745&tid=20451&author=Mailinmypocket]That happened to me once although it wasn't s ... |
18-6-2012 at 15:38 by: 99chemicals |
Chlorate I have started some small scale fire works making. I have read that you should never mix chlorate a ... |
18-6-2012 at 13:35 by: 99chemicals |
Sassafras Essential Oil Do you have sassafras trees near you? I know there are plenty where I live.
You could try getting ... |
18-6-2012 at 13:17 by: 99chemicals |
MAPP torch help [rquote=251692&tid=20394&author=Neil]MAPP gas is no longer made or sold, that stuff is usefu ... |
17-6-2012 at 16:31 by: 99chemicals |
Magnetic Stirrer - selection of motor [rquote=251476&tid=20415&author=chemrox]Oh you DIY guys! Go on ebay, go on ebay..[/rquote]
... |
15-6-2012 at 11:45 by: 99chemicals |
Magnetic Stirrer - selection of motor I am using a speed ruducing circuit using an LM317. It works very well. The torque is really neglig ... |
15-6-2012 at 11:32 by: 99chemicals |
Magnetic Stirrer - selection of motor My magnetic Stirrer has a 4.5 inch computer fan in it with a hard drive magnet. It has way to much ... |
15-6-2012 at 02:44 by: 99chemicals |
MAPP torch help Bad news.
I took the torch head off of the torch and with out the head on the torch leaks. I ... |
14-6-2012 at 14:53 by: 99chemicals |
CFL bulbs: not a bright idea! Really the problems with the CFL bulbs are the cheap power supplies that makes the high voltage for ... |
14-6-2012 at 12:03 by: 99chemicals |
MAPP torch help I will try those things tomorrow.
Few things.
The cylinder is MAPP gas. Not sure if it matte ... |
13-6-2012 at 16:21 by: 99chemicals |
MAPP torch help [rquote=251301&tid=20394&author=hyfalcon]Make sure there's no trash down the torch throat. ... |
13-6-2012 at 15:40 by: 99chemicals |
MAPP torch help I experimented with the O ring and it did not change the flame noticeably. I took the O ring out an ... |
13-6-2012 at 14:59 by: 99chemicals |
MAPP torch help I have this torch that is not working. The flame is not hot and is yellow.
http://www.youtube. ... |
13-6-2012 at 13:28 by: 99chemicals |
gas mixing sphere, magnetically stirred paddles, help identify? Dont know what that is but man, does it look great! Amazing how just one specialized piece of glass ... |
13-6-2012 at 12:41 by: 99chemicals |
Copper acetate making iodine I think that I was thinking the I- ions were positive and were lacking electrons.
I think I was ... |
11-6-2012 at 16:58 by: 99chemicals |
Copper acetate making iodine Yesterday I was experimenting with reacting a copper acetate solution with various salts and acids. ... |
11-6-2012 at 16:28 by: 99chemicals |
why is my sodium chloride precipitate blue? Yes I would thinks so. |
11-6-2012 at 15:39 by: 99chemicals |
Sciencemadness Down? I just got this page after waiting for about 3 minutes for it to load.
[file]19096[/file]
I r ... |
9-6-2012 at 10:33 by: 99chemicals |
Iodine in juglans nigra Iodine rich would probably be around 10ppm |
9-6-2012 at 07:26 by: 99chemicals |
why is my sodium chloride precipitate blue? You are precipitating copper hydroxide not sodium chloride. NaCl is to souluble to precipitate that ... |
9-6-2012 at 07:25 by: 99chemicals |
Sciencemadness Down? Same with me. I got to a page saying there was an internal server error or it was up for maintainac ... |
7-6-2012 at 10:36 by: 99chemicals |
Essential Oil Extraction Eventualy I will want to do various mints like pepper and spearamint maybe lemon(I don't know you yo ... |
6-6-2012 at 17:29 by: 99chemicals |
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