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Best and worst smelling chemicals?
I don't find the smell of SO2 'sickening'. It is very irritating, but I don't find it disgusting. ... |
29-6-2008 at 13:41
by: pantone159 |
Triethanolamine
My guess is that this is way below anyones radar, I wouldn't worry about it at all. |
27-6-2008 at 20:58
by: pantone159 |
Citric acid oxidation
[quote]
Malonic acid on oxidation breaks down to acetic acid and considerable amounts of acetic aci ... |
26-6-2008 at 10:47
by: pantone159 |
Citric acid oxidation
[quote][i]Originally posted by not_important[/i]
but the full doc wasn't there[/quote]
Hmm, I so ... |
25-6-2008 at 21:46
by: pantone159 |
Citric acid oxidation
[quote][i]Originally posted by not_important[/i]
Might you be able to post the full paper?[/quote]
... |
25-6-2008 at 20:21
by: pantone159 |
Good general reagents
Sodium metabisulfite and sodium thiosulfate are both useful reducing agents, and come in handy for a ... |
21-6-2008 at 19:32
by: pantone159 |
My website will be down irregularly, fatal power supply failure.
Too bad, hope you get it fixed soon. As long as you have the data saved ok all will be fine though. ... |
20-6-2008 at 12:26
by: pantone159 |
Rosocyanine Analogs
Some more tests... I made up some turmeric paper. I have had the tincture for some time, I follow ... |
17-6-2008 at 16:40
by: pantone159 |
Elemental Scientific
[quote][i]Originally posted by undead_alchemist[/i]
acetic anhydride is a Class A = List 1 chemical ... |
16-6-2008 at 23:16
by: pantone159 |
Iron bar bending force (physics question)
[quote][i]Originally posted by math[/i]
Actually, the question is quite specific and abstract, as i ... |
14-6-2008 at 16:05
by: pantone159 |
Iron bar bending force (physics question)
I think the bending involved is so large that permanent deformation is occurring, which makes things ... |
14-6-2008 at 14:58
by: pantone159 |
Elemental Scientific
I think that they are legit. It is likely that the catalog is not yet updated for the I2 change, wh ... |
13-6-2008 at 23:19
by: pantone159 |
Riddle: adding reductor and acid to dichromate, order of addition makes big difference
A kind of stupid question... I assume that 'hydroxyl ammonium sulfate' and 'hydroxylamine sulfate' ... |
11-6-2008 at 12:53
by: pantone159 |
Inorganic textbooks
I happen to like: Concise Inorganic Chemistry, Lee, 5th ed, Chapman & Hall. |
5-6-2008 at 18:44
by: pantone159 |
Funny Molecules
[quote][i]Originally posted by MagicJigPipe[/i]
Some of them I didn't get at all like "Arsenolite"[ ... |
31-5-2008 at 10:33
by: pantone159 |
Funny Molecules
[quote][i]Originally posted by Magpie[/i]Although not funny, I couldn't help but think of Unobtainiu ... |
29-5-2008 at 23:26
by: pantone159 |
diethyl ether
[quote][i]Originally posted by woelen[/i]
I think it is exaggerated to say that this can contain up ... |
25-5-2008 at 14:51
by: pantone159 |
Boric acid as a pesticide
[quote][i]Originally posted by bio2[/i]
Try about 20-30% boric acid content.[/quote]
IIRC, I rea ... |
22-5-2008 at 20:30
by: pantone159 |
Uranium Isolation
btw - Lee also added re U metal prepn:
Final steps are conversion to UF4 followed by reduction wi ... |
20-5-2008 at 22:15
by: pantone159 |
Hand Vacuum Pump Cababilities?
evil_lurker, I am also impressed. One of the things I really like about this board is reading about ... |
20-5-2008 at 20:32
by: pantone159 |
Proper type of paper for indicator strips
Sorry if this topic already exists, I didn't find any existing thread...
What kind of paper is id ... |
19-5-2008 at 12:12
by: pantone159 |
Uranium Isolation
Lee, Concise Inorg. Chem., 5th ed, has this to say about industrial U extraction... paraphrasing... ... |
18-5-2008 at 20:37
by: pantone159 |
beryllium piston rod and pin
[quote][i]Originally posted by xxxxx[/i]
if these might be worth the additional cost.[/quote]
an ... |
12-5-2008 at 15:53
by: pantone159 |
H2S intoxication
[quote][i]Originally posted by Klute[/i]
Also, the symptoms during lest night seem to correspond ... |
11-5-2008 at 22:00
by: pantone159 |
Rosocyanine Analogs
[quote][i]Originally posted by pantone159[/i]
I put in three test tubes small amounts of:
a) H2O
... |
11-5-2008 at 14:04
by: pantone159 |
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