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What to do during an emergency
[quote]
Disagree. Maybe if you ask someone to solve irrelevant math problems while they're panickin ... |
6-12-2010 at 15:35
by: vulture |
What to do during an emergency
In any emergency, stay calm. Panic and adrenaline rush reduce your mental capacity to 30% of the nor ... |
6-12-2010 at 08:56
by: vulture |
The Social Norm of Capitalization
Ditto.
Science stands or falls with proper communication. I often find it sad that native Englis ... |
6-12-2010 at 08:46
by: vulture |
hg in lcd
Conventional TFT screens use mercury vapor lights as backlights, so yes, there is mercury in there. ... |
30-4-2010 at 10:34
by: vulture |
A lot of acetonitrile.
[quote]
That's odd. Normally drying solvents that form an azeotrope is easy, you just fractionate o ... |
7-4-2010 at 10:15
by: vulture |
A lot of acetonitrile.
Drying acetonitrile is a MAJOR pain. Not to discourage anyone, but think about your requirements, i. ... |
2-4-2010 at 13:14
by: vulture |
Oximes notions
What you are asking is too broad and general to be covered in a forum post.
You are encouraged t ... |
1-4-2010 at 11:31
by: vulture |
potassium disposal
[quote]
I can also not relate to the inherent danger of potassium. We used it to dry THF for many y ... |
27-1-2010 at 13:41
by: vulture |
potassium disposal
[quote]
Yes I was going to the trouble of excluding oxygen by purging my pipettes with argon, but n ... |
27-1-2010 at 11:50
by: vulture |
potassium disposal
You do realize that your experience is also nothing more than something described in a post? Which g ... |
26-1-2010 at 14:41
by: vulture |
Restricted chemicals in Europe and Spain
You can easily avoid the trouble by synthesizing it starting from resorcinol.
[Edited on 26-1-2010 ... |
26-1-2010 at 11:36
by: vulture |
potassium disposal
[quote]
I wonder however if those referring to treating potassium that way have actually much exper ... |
26-1-2010 at 11:27
by: vulture |
Laboratory Tips and Tricks
Pencil inside a ground glass joint or on the outside in the white painted square of a piece of glass ... |
21-1-2010 at 14:58
by: vulture |
potassium disposal
I've disposed of heavily oxidized and contaminated Na and K by putting it in hexane and slowly addin ... |
21-1-2010 at 14:43
by: vulture |
(Re)drying CaCl2?
Does your CaCl2 melt before turning into this cement? If so, you could try shock cooling with compre ... |
21-1-2010 at 14:36
by: vulture |
Isopropanol – Dry Ice Bath
I've used both ethanol and acetone of questionable quality, which had been exposed to the atmosphere ... |
1-1-2010 at 04:40
by: vulture |
Picric acid sensitivity
I must admit that I was afraid of opening the bottle, given the large amounts of crystals inside the ... |
1-1-2010 at 04:29
by: vulture |
Bonding PTFE
Welding will not work, as the PTFE will decompose, releasing extremely toxic gas.
Do realize tha ... |
1-1-2010 at 03:11
by: vulture |
Adrenaline Usage and Preparation
[quote]
So are you all saying that if I was to, for example, stick myself with that EpiPen I was gi ... |
1-1-2010 at 03:06
by: vulture |
Need help with glassware problem
I might be able to acquire a few of these for free if I can figure out the right dimensions. We'd ha ... |
1-1-2010 at 02:44
by: vulture |
nitration vs oxidation using HNO3
I wonder, is it really the HNO3 that does the oxidizing or is it the NO2? High temperature and HNO3 ... |
1-1-2010 at 02:41
by: vulture |
Isopropanol – Dry Ice Bath
Denatured alcohol, methanol, ethanol, IPA, acetone, they all work if you use enough dry ice. Acetone ... |
1-1-2010 at 02:38
by: vulture |
Picric acid sensitivity
Interesting this comes up now. In our university lab I found an old bottle of about 50g of picric ac ... |
1-1-2010 at 02:34
by: vulture |
Need help with glassware problem
Is this the piece that is used to control flow in extraction funnels, columns, addition funnels and ... |
24-12-2009 at 14:15
by: vulture |
CO2 Cooling baths
Everybody's probably familiar with CO2/acetone or CO2/isopropanol cooling baths, both which reach ab ... |
13-11-2009 at 13:15
by: vulture |
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