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Crystallization - Cooling vs. Evaporation
I have heard that fast crystallization can trap impurities in the crystals, but my guess is that as ... |
6-1-2015 at 17:39
by: Artemus Gordon |
Best Way to Dry MgSO4
[rquote=378013&tid=54920&author=Awesomeness]
I shared this because I tried baking it in a g ... |
15-12-2014 at 16:44
by: Artemus Gordon |
Errors in textbooks
I'm still very weak on O-Chem, but based on the Wikipedia entry for glucose, the only difference I s ... |
9-12-2014 at 12:48
by: Artemus Gordon |
DCM storage
[rquote=373528&tid=52040&author=woelen]DCM can be stored safely very well in a glass bottle ... |
1-12-2014 at 12:36
by: Artemus Gordon |
DCM storage
I bought a pint of dichloromethane (methylene chloride) about 9 months ago from Elemental Scientific ... |
1-12-2014 at 09:51
by: Artemus Gordon |
Special Order Chemicals - November
Hi Tom Holm,
A while back you sent out an email telling us to watch for details of a coming Black F ... |
24-11-2014 at 13:54
by: Artemus Gordon |
ammonium bicarbonate manufacture
[rquote=368020&tid=47687&author=thrival]gdflp: Well you're right, $4.00/lb is a good price b ... |
21-11-2014 at 15:42
by: Artemus Gordon |
Efflorescence: testing the salt on the walls
[rquote=367928&tid=47458&author=blogfast25]For a flame test you'll need to dissolve the stuf ... |
21-11-2014 at 15:31
by: Artemus Gordon |
Activated Charcoal
[rquote=368005&tid=47690&author=aga][rquote=368001&tid=47690&author=blogfast25]the l ... |
21-11-2014 at 15:13
by: Artemus Gordon |
Who is wrong, book or me?
Using figures from Wikipedia, I also get 11.19% Hydrogen. I wouldn't place too much faith in "narrat ... |
17-10-2014 at 13:33
by: Artemus Gordon |
Special Order Chemicals for October
[rquote=354472&tid=37280&author=DrMario][rquote=354466&tid=37280&author=hyfalcon]I w ... |
15-10-2014 at 12:52
by: Artemus Gordon |
What elements can I extract from a CRT?
from <a href="http://en.wikipedia.org/wiki/Phosphor#Cathode_ray_tubes">Wikipedia</a>:
R ... |
15-10-2014 at 10:45
by: Artemus Gordon |
A visit to the airport
I didn't intend my post to disparage TSA agents, if that's how it appears. They have a job that requ ... |
14-10-2014 at 13:47
by: Artemus Gordon |
A visit to the airport
[rquote=353522&tid=30036&author=franklyn]
http://i100.independent.co.uk/article/what-happen ... |
13-10-2014 at 12:39
by: Artemus Gordon |
Density question?
I've never used a refractometer, except once in a gemstone identification class I took one time. As ... |
10-10-2014 at 14:40
by: Artemus Gordon |
Nuclear fusion's only obstacle: Confinement
[rquote=352607&tid=37550&author=AsocialSurvival]
I bet that I can produce Gold in my home, ... |
10-10-2014 at 14:16
by: Artemus Gordon |
Absorption of mercury vapor
<a href="http://en.wikipedia.org/wiki/Mercury_(element)#Toxicity_and_safety">Wikipedia</a&g ... |
10-10-2014 at 13:56
by: Artemus Gordon |
Nuclear fusion's only obstacle: Confinement
You need to read up on the history of Hydrogen fusion research. Fusing Hydrogen to Helium is the eas ... |
9-10-2014 at 10:06
by: Artemus Gordon |
Density question?
[rquote=351477&tid=36981&author=Actinium]
Would Deionized water be better? and is there inf ... |
7-10-2014 at 12:34
by: Artemus Gordon |
Density question?
[rquote=351461&tid=36981&author=Actinium]what about measuring density? is it as simple as ad ... |
7-10-2014 at 10:35
by: Artemus Gordon |
Catalytic Convertor... for your lungs? Cobalt technology allows underwater breathing without an oxygen tank!
[rquote=351319&tid=36788&author=Fulmen]given enough power it could theoretically be used for ... |
6-10-2014 at 16:35
by: Artemus Gordon |
Density question?
If the oil and water had EXACTLY the same density, you would have blobs of oil all through the water ... |
6-10-2014 at 15:16
by: Artemus Gordon |
General questions on chlorate cells and building a controller
[rquote=351358&tid=36995&author=Little_Ghost_again]Hi all
I have UTFSE, and read a good f ... |
6-10-2014 at 14:50
by: Artemus Gordon |
Setting up a burner
I'd take the burner to a hardware store (A REAL hardware store, not Home Depot or Lowes) and ask the ... |
2-10-2014 at 16:02
by: Artemus Gordon |
Homemade driver for turbomolecular pumps? (help needed)
Well, from looking up turbomolecular pumps, I have learned that they are turbines that need to be sp ... |
2-10-2014 at 15:40
by: Artemus Gordon |
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