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condensers
The solvent recovery condenser is what you put on a RBF after your soxlet extraction is performed. T ... |
17-2-2005 at 21:58
by: HNO3 |
How to get rid of iron
Sensitive? I thought we evolved from it. |
15-2-2005 at 15:59
by: HNO3 |
Problems with Extraction
Next up- For theoretical interest only, How sould I, with OTC chemicals, Blow up all of Europe... : ... |
14-2-2005 at 17:42
by: HNO3 |
Calcium gluconate preparation......
I don't know about where you live, but about a week ago I went to a tack and feed store and fou ... |
11-2-2005 at 20:35
by: HNO3 |
How to make hexamine? Please help!
He's probably using the Hill system, where the elements in the compound are arranged in alphabe ... |
13-1-2005 at 15:39
by: HNO3 |
Sigma Aldrich
Country, city, street, name. *Boy, this will be a good way to get everyones addresses*
Maybe we c ... |
12-1-2005 at 14:33
by: HNO3 |
Sigma Aldrich
Sorry haven't tried Fischer . I have gotten a catalog from Alfa Aesar, no
problem. I got a cat ... |
11-1-2005 at 19:46
by: HNO3 |
Separating KCl and NaCl
I call the method reverse solvent extraction (RSE). It involves mixing the solution with a water sol ... |
11-1-2005 at 19:29
by: HNO3 |
Sodium sulfate
I finally succeeded in making some Na2SO4 by mixing warm solutions of CuSO4 and Na2CO3. I then vaccu ... |
11-1-2005 at 18:27
by: HNO3 |
Sigma Aldrich
I get all my catalogs under the name Superior Research Intstitute. Sure hope that isn't a real ... |
11-1-2005 at 18:22
by: HNO3 |
Separating KCl and NaCl
I think most any alcohol will work, try it. |
8-1-2005 at 13:52
by: HNO3 |
From where are you?
Midwestern USA. |
8-1-2005 at 13:51
by: HNO3 |
Separating KCl and NaCl
I separated crystals of the two by hand. The NaCl will be clear crystals, while the KCl will be &quo ... |
8-1-2005 at 12:50
by: HNO3 |
Hovercraft
I remember seing an article in the paper about some kids who bult a hovercraft for a science fair. A ... |
7-1-2005 at 21:47
by: HNO3 |
chemistry experiment desperate delp needed
I think "[b]chemistryistoohard[/b]" means that they had to write out all the possible comp ... |
6-1-2005 at 19:47
by: HNO3 |
Hope I didn't waste my money
I have researched this extensively. Mercury has a low vapor pressure, but since it is acumulative in ... |
5-1-2005 at 17:52
by: HNO3 |
Calcium gluconate preparation......
For HF burns?
[quote]If the commercial gel product is not available, an emergency in-house version ... |
5-1-2005 at 16:06
by: HNO3 |
Sodium Thiosulfate synthesis or aquisition
Unfortunately, I don't have a scale and won't have one for ~5 months. I
do have good vol ... |
5-1-2005 at 15:40
by: HNO3 |
Sodium Thiosulfate synthesis or aquisition
Org: you wouldn't have a brand name, would you?
S.C.Wack: Maybe I'm just dumb but I con& ... |
4-1-2005 at 16:55
by: HNO3 |
propane nitrous oxide
500 miles back in a forest and has a internet connection. Cool! Can I come? Would you have another b ... |
4-1-2005 at 14:42
by: HNO3 |
"controlled substances & "listed" subtances
Aww, shucks. I never have made drugs, and don't plan to for at least another millinia...
I k ... |
4-1-2005 at 04:32
by: HNO3 |
Sodium Thiosulfate synthesis or aquisition
After a bromine production went terribly wrong, I neutralized the resulting solutions with about 15g ... |
3-1-2005 at 21:12
by: HNO3 |
Photos
MadScientist: You have the same type of bottle of KMnO4 and type of gas mask I have. I so love ... |
3-1-2005 at 19:09
by: HNO3 |
"controlled substances & "listed" subtances
I got 99% DMSO at a local farming store, no questions asked. Pretty cheap, too. There was a disclaim ... |
3-1-2005 at 18:54
by: HNO3 |
about the alkali in grain
Draino isn't pure NaOH. It conains some NaNO3 and misc. other junk. |
3-1-2005 at 18:43
by: HNO3 |
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