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Contact dermatits/allergies
I have to agree with woelen and Roger that the culprit is most likely some common everday substance ... |
1-10-2010 at 05:53
by: entropy51 |
Ideas for beginning synthesis
[rquote=188689&tid=14568&author=spirocycle]I'm very interested in organic chemistry, and I r ... |
30-9-2010 at 17:16
by: entropy51 |
Ideas for beginning synthesis
[rquote=188703&tid=14568&author=spirocycle]
the main question I have to ask about this is, ... |
29-9-2010 at 16:02
by: entropy51 |
functional groups on a benzene ring
I'm not certain what you're trying to do, but you mention a nitro group. Sometimes a nitro group ca ... |
29-9-2010 at 14:32
by: entropy51 |
Ideas for beginning synthesis
[rquote=188689&tid=14568&author=spirocycle]
Does anybody have any ideas for a basic organic ... |
29-9-2010 at 14:26
by: entropy51 |
Butyric acid from potatoes and water
According to the old books, butyric acid can be prepared by fermentation of potatoes or starch, but ... |
28-9-2010 at 07:37
by: entropy51 |
Diethyl Ether Hydroperoxide
For what it's worth, I've had ether evaporate to dryness (but in copper coated cans, not bottles) an ... |
27-9-2010 at 16:55
by: entropy51 |
overheating hotplate with Al foil?
Magpie, I have run sand baths up to around 200 C. I think the sand I'm using was sold for use in ch ... |
25-9-2010 at 18:01
by: entropy51 |
overheating hotplate with Al foil?
Not a dumb question at all! I have never had a problem with applying vacuum to glassware with stand ... |
25-9-2010 at 17:28
by: entropy51 |
overheating hotplate with Al foil?
[rquote=188322&tid=14538&author=bob800]@magpie
If a few drops of water fell into the bath ... |
25-9-2010 at 17:02
by: entropy51 |
The short questions thread (3)
[rquote=188304&tid=14239&author=Mossydie]Would you consider it too dangerous at 1atm then? I ... |
25-9-2010 at 14:10
by: entropy51 |
The short questions thread (3)
[rquote=188281&tid=14239&author=Mossydie]Can I extract Ethane1,2,diol from antifreeze safely ... |
25-9-2010 at 11:11
by: entropy51 |
DIY Atom Smasher
Trifluoroacetic, when machining the pole faces you might want to leave enough space to insert magnet ... |
23-9-2010 at 17:16
by: entropy51 |
New place to look for conc. acetic acid
[rquote=188053&tid=14515&author=pantone159]I've never seen the photo HOAc sold without an in ... |
22-9-2010 at 13:12
by: entropy51 |
Synthesis of Diisopropyl-ether
[rquote=187689&tid=14461&author=Anders2]Wow, bromopropane supposedly has a much greater liqu ... |
17-9-2010 at 16:26
by: entropy51 |
Pathways for a beginner
Some of the old books of chemistry lecture demonstrations, such as this [url=http://www.archive.org/ ... |
14-9-2010 at 14:47
by: entropy51 |
Pathways for a beginner
Have you seen the Golden Book of Chemistry Experiments, available online?
It might not meet all y ... |
13-9-2010 at 15:59
by: entropy51 |
Book suggestion
[url=http://books.google.com/books?id=T7UNAQAAIAAJ&q=inauthor:%22Burton+L.+Hawk%22&dq=inauth ... |
13-9-2010 at 15:21
by: entropy51 |
Opening lithium batteries with copper tube cutters
Aye, yes, covered in Oliver Sacks' book "Uncle Tungsten". It's a good read, if you haven't already ... |
10-9-2010 at 17:41
by: entropy51 |
Opening lithium batteries with copper tube cutters
Very [url=http://en.wikipedia.org/wiki/Pyromania]enlightening[/url] video, peach! |
10-9-2010 at 17:23
by: entropy51 |
Help with Water Aspirator Design
[rquote=186828&tid=14429&author=Magpie]I feel that I should stick up for metal aspirators. ... |
4-9-2010 at 15:41
by: entropy51 |
Help with Water Aspirator Design
[rquote=186823&tid=14429&author=peach]
Glass aspirators smash, metal ones corrode, plastic ... |
4-9-2010 at 15:12
by: entropy51 |
homebuilt fume hood
A blast from a fire extinguisher is not a very realistic simulation of chemistry, or at least non-ru ... |
4-9-2010 at 11:19
by: entropy51 |
Black sugar - What the hell just happened?
Try putting a few drops of H2O on the sugar before adding the H2SO4. That usually speeds things up. |
4-9-2010 at 11:13
by: entropy51 |
1934 Pop Sci Chemistry table & fume cupboard
Many thanks, Gearhead! Keep the great Popular Science articles coming. They recall a golden era of ... |
31-8-2010 at 16:25
by: entropy51 |
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