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Too much radiation? I wouldn't be worried about it at all. Also, don't take the clicks from a geiger counter all too se ... |
21-9-2006 at 18:02 by: Jdurg |
Chemical resistance of materials [quote][i]Originally posted by ethan_c[/i]
In your particular example, suffice to say: If it is org ... |
21-9-2006 at 17:52 by: Jdurg |
Bromine Source and Synthesis Heh. Another thing to keep in mind. Even if you seal bromine into a glass ampoule, over time it wi ... |
4-9-2006 at 07:15 by: Jdurg |
What else can Uranium be used for? As mentioned in the post above mine, the process of radioactive decay is completely random. It may ... |
13-8-2006 at 18:28 by: Jdurg |
So called 'professional' labs (and people think home chemistry is dangerous) One of the worst things I saw was in a state run urine testing laboratory. Underneath the fume hood ... |
4-8-2006 at 11:20 by: Jdurg |
pronounciation [quote][i]Originally posted by Darkblade48[/i]
Actually, I realize that it might be both syllables ... |
30-7-2006 at 17:49 by: Jdurg |
Unlabelled jar with metal. You can probably rule out arsenic because "metallic" Arsenic will tarnish VERY rapidly in open air i ... |
29-7-2006 at 17:27 by: Jdurg |
storage of chemicals I'm certain that there is no hole as for the first 1.5 to 2 years there was absolutely NO odor at al ... |
21-7-2006 at 14:15 by: Jdurg |
storage of chemicals [quote][i]Originally posted by rogue chemist[/i]
Someone here posted something about heating a glas ... |
19-7-2006 at 17:12 by: Jdurg |
storage of chemicals These are standard, borosilicate glass test tubes that have been melted shut on one end to seal in t ... |
17-7-2006 at 13:05 by: Jdurg |
storage of chemicals BTW, just thought I'd point out that even if it is sealed in a glass ampoule, halogens will leach th ... |
16-7-2006 at 18:50 by: Jdurg |
classification of nitrogen triiodide monoammine [quote][i]Originally posted by havokane[/i]
ok, so when you put idoine crystals in clear ammonia, y ... |
16-7-2006 at 18:14 by: Jdurg |
Iridium (IV) chloride The problem is the refining of the produced plutonium. In addition to having to wait for a very lon ... |
14-7-2006 at 19:24 by: Jdurg |
A pretty good equipment place..... I have a full collection of the elements and the most difficult part is finding a way to safely stor ... |
11-7-2006 at 18:56 by: Jdurg |
Iridium (IV) chloride [quote][i]Originally posted by chemoleo[/i]
Very nice, woelen.
All colours of the spectrum - in ... |
11-7-2006 at 18:43 by: Jdurg |
Liquid Iodine You don't even need the layer of water to generate liquid iodine. You just need a test tube with a ... |
11-7-2006 at 18:36 by: Jdurg |
why gold is yellow? [quote][i]Originally posted by neutrino[/i]
Is osmium really blue or is this just refraction from i ... |
11-7-2006 at 18:22 by: Jdurg |
naoh [quote][i]Originally posted by enhzflep[/i]
My guess is that the request was aimed at starting a fl ... |
9-7-2006 at 17:47 by: Jdurg |
why gold is yellow? Cesium metal is also a yellow color just like gold, and osmium metal has a blue hue to it. Pure bis ... |
9-7-2006 at 17:46 by: Jdurg |
Best and worst smelling chemicals? [quote][i]Originally posted by woelen[/i]
[quote]H2Se/SeO2: HORRIFIC![/quote]
Jdurg, I have some S ... |
6-7-2006 at 18:06 by: Jdurg |
I need $20 worth of Gallium! That's pretty much exactly the reason why it stained the inside of my mouth. The stuff is not like ... |
4-7-2006 at 18:57 by: Jdurg |
Best and worst smelling chemicals? H2Se/SeO2: HORRIFIC! They smell like rotted radishes mixed with rotted eggs. Thankfully, I only s ... |
4-7-2006 at 18:54 by: Jdurg |
Higher oxidation states of caesium. [quote][i]Originally posted by neutrino[/i]
[quote][i]Originally posted by JohnWW[/i]
how about tr ... |
1-7-2006 at 15:27 by: Jdurg |
I need $20 worth of Gallium! Sorry to disappoint, but I can't recall noticing any "differences" on the other side. |
1-7-2006 at 15:21 by: Jdurg |
I need $20 worth of Gallium! [quote][i]Originally posted by neutrino[/i]
>I've swallowed plenty of gallium metal myself and t ... |
30-6-2006 at 16:28 by: Jdurg |
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