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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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