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Ideas for Cold Weather Chemistry, Unlimited Chilling is Free in Winter take advantage of it
What chemistry do you do when it's cold outside?
I take advantage of the cold winter weather by ... |
28-12-2018 at 14:51
by: beerwiz |
Ammonia Generation
When I need to gas some liquid with ammonia I do this:
Fill a 500ml beaker with 28% ammonia, fill ... |
28-12-2018 at 14:39
by: beerwiz |
How to scrub ethyl acetate vapors before releasing into the outside air? Hundreds of neighbors are complaining.
I'm handling multiple gallons of ethyl acetate, acetone, and toluene per filtration, separation, etc ... |
28-12-2018 at 14:21
by: beerwiz |
Can you dry Isopropanol with Mol Sieves 3A?
Can you dry Isopropanol with Mol Sieves 3A?
If not, how can you dry it and remove the water? |
26-11-2018 at 05:30
by: beerwiz |
Water cooling for reflux condenser for 24 hours? Ice melts quickly, other set and forget options?
Refluxing ethanol for 24 hours. Using some ice in a container with a recirculating pump but the ice ... |
26-11-2018 at 00:49
by: beerwiz |
How to dry tartaric acid to make it anhydrous?
It's soluble in water, methanol, and slightly soluble in acetone. |
22-11-2018 at 03:24
by: beerwiz |
Sourcing Ethyl Acetate?
Most of your water will be removed during the brine wash, then you can dry it to 100% with the sieve ... |
21-11-2018 at 21:00
by: beerwiz |
How to dry tartaric acid to make it anhydrous?
How to dry tartaric acid to make it anhydrous?
I tried drying it in the microwave for 5mins on hi ... |
21-11-2018 at 20:55
by: beerwiz |
Roach killer silicon dioxide for diy TLC plates?
Diatomaceous Earth is CELITE and it has no adsorbent properties, most compounds will go straight thr ... |
21-11-2018 at 00:47
by: beerwiz |
Can you use Water as an eluent on an Alumina column?
[rquote=554140&tid=105366&author=ClF3]Hi is the compound Fe[sup]2+[/sup] or Fe[sup]3+[/sup] ... |
19-11-2018 at 21:11
by: beerwiz |
Sourcing Ethyl Acetate?
[rquote=553356&tid=103881&author=artemov]I found a cheap source of ethyl acetate in nail pol ... |
18-11-2018 at 22:52
by: beerwiz |
Molecular Sieves - First Use and Regeneration
I use the microwave to dry them. Set the time to 10 minutes. Put the sieves in a round bottom flask ... |
18-11-2018 at 22:47
by: beerwiz |
Can you use Water as an eluent on an Alumina column?
Can you use Water as an eluent on an Alumina column?
The only solvent my compound is soluble in i ... |
18-11-2018 at 22:34
by: beerwiz |
Making Ammonium Chloride
If you can't buy muriatic acid where you are, then you can make HCl gas and gas your ammonia solutio ... |
13-11-2018 at 23:24
by: beerwiz |
Any secrets to keeping a frit from getting clogged?
Piranha solution works well. You pour 98% sulfuric acid on the frit then add 30% Hydrogen Peroxide s ... |
13-11-2018 at 22:37
by: beerwiz |
Making Ammonium Chloride
The EASIEST and BEST WAY to make Ammonium Chloride (I do this all the time):
Get a gallon of 10% ... |
13-11-2018 at 22:28
by: beerwiz |
How to push out (extrude) wet Silica in Column Chromatography in one piece like a sausage?
I read this gem online:
"I once heard of a grad student who had compounds that could be visualize ... |
13-11-2018 at 22:21
by: beerwiz |
Sourcing Ethyl Acetate?
Go to a beauty supply store and get the non-acetone nail polish remover. It should contain coloring, ... |
13-11-2018 at 22:08
by: beerwiz |
Any secrets to keeping a frit from getting clogged?
If you want to filter something that you will later dispose, then you can use celite, put 3cm of cel ... |
15-10-2018 at 20:01
by: beerwiz |
How to maintain 0C Cooling Bath for 12 hours?
How can you maintain a 0C cooling bath for 12 hours?
Using ice and salt will only be good for an ho ... |
11-10-2018 at 07:45
by: beerwiz |
Vacuum for distillations
I bought a 9CFM 10 micron pump, it's strong yes but I put a needle valve between the pump and the di ... |
9-10-2018 at 16:28
by: beerwiz |
Chemistry Gardening
Add Persian poppies (Papaver bracteatum, 50% thebaine content) to your list, Bentley compounds will ... |
7-10-2018 at 16:30
by: beerwiz |
Proper way to use a dessicator
If you don't have vacuum grease laying around then you can use vaseline.
Thanks to OP for asking ... |
7-10-2018 at 12:10
by: beerwiz |
Have organic molecule base in Ethyl acetate, precipitate with tartaric acid in methanol?
So will this method precipitate DMT tartrate or will it mostly be tartaric acid.
I'm thinking of us ... |
7-10-2018 at 11:56
by: beerwiz |
Have organic molecule base in Ethyl acetate, precipitate with tartaric acid in methanol?
It's dimethyltryptamine.
[Edited on 7-10-2018 by beerwiz] |
7-10-2018 at 11:39
by: beerwiz |
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