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Color of Phenylacetone
[quote] MDP2P is colorless.[/quote]
Ah! I've seen accounts of it having a yellow or even slightl ... |
3-2-2018 at 05:57
by: Reboot |
How does activated charcoal selectively decolorize oils without just adsorbing the desired oils?
Great question, and one I've wondered about myself. I wonder if the affinity of activated carbon ... |
1-2-2018 at 15:49
by: Reboot |
Australian border force news
Here's another link to that first paper:
https://www.ncbi.nlm.nih.gov/pubmed/27574107
Interest ... |
1-2-2018 at 10:41
by: Reboot |
Color of Phenylacetone
It's been my impression that color from a simple aromatic compound comes from shifting the electron ... |
31-1-2018 at 14:26
by: Reboot |
Lists of Illegal Substances
You seem to be confusing Listed and Scheduled. Scheduled substances are the traditional illegal dr ... |
30-1-2018 at 15:56
by: Reboot |
Should Pharmacists know what Potassium Hydroxide is?
I'm more optimistic. The internet has arguably created a golden age for home chemists; the availab ... |
30-1-2018 at 15:25
by: Reboot |
1000ml Beakers that i touch explode
[rquote=505069&tid=80076&author=Deluxbert]I had it in my hands (wasnt even noticably warm) a ... |
29-1-2018 at 12:46
by: Reboot |
Some thoughts on modernizing the site design..
Hi folks! I run a personal web site with a little bit of subject overlap to this site, and over th ... |
29-1-2018 at 10:39
by: Reboot |
Bacteria suggestion for feeding
[rquote=505057&tid=80045&author=aga]It's funny, as i would like to attempt to grow my own ch ... |
28-1-2018 at 16:41
by: Reboot |
It lives! (HP 5890 gas chromatograph)
Let's talk electronics!
The 5890 motherboard reminds me how spoiled we are with USB. There are ... |
26-1-2018 at 16:11
by: Reboot |
Vacuum Distillation
Every liquid has a vapor pressure (the tendency to evaporate), which changes with temperature. Fo ... |
25-1-2018 at 14:02
by: Reboot |
It lives! (HP 5890 gas chromatograph)
Speaking of that FID jet, this is what the little guy looks like:
[file]64379[/file]
The bott ... |
22-1-2018 at 18:29
by: Reboot |
It lives! (HP 5890 gas chromatograph)
Let's stick a column in it!
The capillary columns are long, very thin glass tubes, coated on th ... |
22-1-2018 at 17:45
by: Reboot |
It lives! (HP 5890 gas chromatograph)
Thanks for all the advice, folks! Area Reject got the baseline noise under control, which is reass ... |
21-1-2018 at 08:41
by: Reboot |
It lives! (HP 5890 gas chromatograph)
Thinking of following me down the rabbit hole? The 5890 is HIGHLY modular and came in an amazing ra ... |
21-1-2018 at 08:32
by: Reboot |
It lives! (HP 5890 gas chromatograph)
I took apart one of the split/splitless injectors. :-)
This is the injector coming out of the GC ... |
21-1-2018 at 07:54
by: Reboot |
It lives! (HP 5890 gas chromatograph)
Well gentlemen, the struggle is real, but it's up and running!
A few preliminary findings:
It ... |
20-1-2018 at 16:23
by: Reboot |
Be nice to the lab manager. :-)
This week I had some free time so I've been helping our overworked lab manager with chores that she ... |
18-1-2018 at 16:48
by: Reboot |
Copper sulphate and vacuum question
I assume it just doesn't want to give up the water. Perhaps it would in time. Normally I would jus ... |
15-1-2018 at 17:50
by: Reboot |
What Happens if...
https://www.youtube.com/watch?v=XYkC6ocDdR4
https://en.wikipedia.org/wiki/Wacker_process
Kind ... |
14-1-2018 at 07:02
by: Reboot |
What Happens if...
Cloves, eh?
What happens if...
Ground cloves in uncle Jimmy's high-test moonshine with a pinch ... |
13-1-2018 at 07:22
by: Reboot |
Fire & Explosion risk vs. scale
PLAN for failure.
Assume the glassware will break/get knocked over. Got a spill kit? Can your ... |
12-1-2018 at 19:18
by: Reboot |
Anyone interested in shared lab space somewhere near NYC?
[quote]"Hackerspaces" are much more common, presumably because they aren't as dangerous.[/quote]
... |
12-1-2018 at 05:34
by: Reboot |
What even?!
Acetylene itself produces a remarkably dirty flame without enough oxidizer available; all those happ ... |
12-1-2018 at 05:13
by: Reboot |
Hydrogenation of isopropanol
A reducing agent might strip off the (weakly) acidic hydrogen of the alcohol group, giving you isopr ... |
7-1-2018 at 09:26
by: Reboot |
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