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Drying IPA - easiest method
The procedure described for "super-dry ethanol" uses magnesium. It's on the 401st page of the fifth ... |
25-7-2013 at 14:56
by: Sublimatus |
just wanna ask about nital acid
I've got a solution of propan-2-ol and nitric acid that I made some months ago for etching a meteori ... |
25-7-2013 at 10:37
by: Sublimatus |
How to kick start the haloform reaction
NiCoLi_BrLiNTe, at least to my mind, your results suggest to me that one of your materials is not wh ... |
19-7-2013 at 08:07
by: Sublimatus |
Answer (kind of, and to my own question)
Thanks for the input.
The <strike>KBr</strike> NaBr was finely ground after being bak ... |
15-7-2013 at 12:14
by: Sublimatus |
Question
If anyone has some certified pure, finely ground anhydrous sodium bromide, could you tell me if it t ... |
14-7-2013 at 14:07
by: Sublimatus |
High Purity Isopropanol
Vogel's has a procedure for obtaining clean, dry propan-2-ol.
As bfesser points out, propan-2-ol ... |
11-7-2013 at 13:24
by: Sublimatus |
Make Potassium (from versuchschemie.de)
I've still had no success with this reaction after many attempts, to the point of nearly losing inte ... |
11-7-2013 at 03:37
by: Sublimatus |
Bad days in the lab or with glassware?
The only clamp I ever broke was just that same design. I simply overtightened it.
I'm not so keen ... |
3-7-2013 at 13:43
by: Sublimatus |
Check out this synthesis video!
I worked with a Russian postdoc that had two double-wide fumehoods just packed full of to-be-worked- ... |
21-6-2013 at 15:08
by: Sublimatus |
Check out this synthesis video!
It was a joke. 
Of course you're both right.
I wonder if the marks on the sash are actually ... |
21-6-2013 at 12:36
by: Sublimatus |
Check out this synthesis video!
hah! The fumehood wasn't clean enough? If anything, it's too clean! A clean bench means a lazy ch ... |
21-6-2013 at 12:16
by: Sublimatus |
Check out this synthesis video!
The "in the trenches" format is refreshing. There aren't too many other channels like that on YouTu ... |
21-6-2013 at 11:42
by: Sublimatus |
Make Potassium (from versuchschemie.de)
Yes, that sounds fine. My apologies if what I wrote came across condescendingly.
I just wanted to ... |
20-6-2013 at 16:07
by: Sublimatus |
Make Potassium (from versuchschemie.de)
As I understand it, that could be a very bad idea, depending on the solvent being used.
220 C is ... |
20-6-2013 at 10:16
by: Sublimatus |
Make Potassium (from versuchschemie.de)
I also thought it was the alcohol, up until that last run where I forgot to add it before heating th ... |
19-6-2013 at 12:31
by: Sublimatus |
Make Potassium (from versuchschemie.de)
[rquote=288610&tid=14970&author=MrHomeScientist]I don't believe that's correct. If you look ... |
19-6-2013 at 05:44
by: Sublimatus |
Make Potassium (from versuchschemie.de)
It's 99.96% magnesium. I'd be surprised if that wasn't clean enough, but I'll look around to see if ... |
17-6-2013 at 05:47
by: Sublimatus |
Make Potassium (from versuchschemie.de)
I did grind the KOH in the second run, but not the rest. I should've been more consistent. 
I' ... |
16-6-2013 at 18:11
by: Sublimatus |
Make Potassium (from versuchschemie.de)
There's something I hadn't considered.
I suppose I could try condensing it next time. Thanks for ... |
16-6-2013 at 11:10
by: Sublimatus |
Make Potassium (from versuchschemie.de)
Do we have any good guesses as to the composition of the white smoke seen in MyNameIsUnnecessarilyLo ... |
16-6-2013 at 08:07
by: Sublimatus |
Can we drink 100 percent lab grade ethanol
I think the typical drying agent used is cyclohexane or calcium oxide.
If you're in a laboratory ... |
15-6-2013 at 14:38
by: Sublimatus |
Are these Keck clips?
I figure they'd probably fit if I really tried hard, but as a general rule I tend to look for altern ... |
13-6-2013 at 10:49
by: Sublimatus |
Are these Keck clips?
I've got a handful of those wire clips. I bought them because eventually the plastic ones develop c ... |
13-6-2013 at 10:09
by: Sublimatus |
Ceasium chloride
As an interesting aside, there's a video by the Royal Institution of cesium reacting with fluorine:
... |
9-6-2013 at 08:26
by: Sublimatus |
what is this thing called?
Looks like it could be some variant of the Hickman still.
We had them as part of our microscale k ... |
23-5-2013 at 18:38
by: Sublimatus |
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