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Giving Away My Collection
Too bad you have to get rid of your stuff... Where are you located? |
3-3-2022 at 14:13
by: Tsjerk |
Best Place to learn Chemistry Online (Beginner to Expert) ?
I use Udemy for IT courses, those are numerous and vary from beginner to expert. Never pay the $100+ ... |
3-3-2022 at 01:55
by: Tsjerk |
Benzaldehyde By Reduction Of Benzoic Acid
Benzyl alcohol and bleach are not suspicious, and I think the reduction of benzoic acid is not reall ... |
27-2-2022 at 08:44
by: Tsjerk |
Quality 3A molecular sieves on a budget?
CuSO4 will dry ethanol, but you should use enough. What I noticed was that anhydrous ethanol can tur ... |
22-2-2022 at 02:07
by: Tsjerk |
Allene from acetone and P₂O₅
I think at least a part of the formation of mesitylene is based on the protonation of acetone, for w ... |
20-2-2022 at 00:31
by: Tsjerk |
Low-level atomic gardening of Ocimum basilicum
I'm afraid you will need something a bit more radioactive, 0.1 kGy would be 100 Sievert.
https:// ... |
19-2-2022 at 00:38
by: Tsjerk |
disposal of ETN via sodium hydroxide
In the trash? I don't know how your trash system works but over here trash is collected in big vans ... |
14-2-2022 at 23:53
by: Tsjerk |
disposal of ETN via sodium hydroxide
Okay, fair enough. I wouldn't go through the trouble but I thought about it: I guess the insoluble g ... |
13-2-2022 at 23:36
by: Tsjerk |
Menthyl acetate
Nice pictures! I always managed to keep foaming down with magnetic stirring, but this definitely mak ... |
12-2-2022 at 12:42
by: Tsjerk |
disposal of ETN via sodium hydroxide
What would be the exact difference between pouring it down the drain after "neutralization" or witho ... |
12-2-2022 at 00:37
by: Tsjerk |
Staining TLC plates with iodine - Why use silica or sand?
Maybe after a couple of uses the iodine unsublimes (that is the opposite of sublime right?) On the s ... |
10-2-2022 at 00:22
by: Tsjerk |
Making iPrOH:NH3:H2O Anhydrous
Sieves wouldn't work as there is more NH3 than water, when if it was the other way around you would ... |
9-2-2022 at 10:09
by: Tsjerk |
Grignard catalyst
Nice contribution of AvBaeyer:
https://www.sciencemadness.org/whisper/viewthread.php?tid=158359
... |
6-2-2022 at 23:12
by: Tsjerk |
Anyone else noticed a change to youtube algorithms recently?
Same here! Nice. |
6-2-2022 at 03:22
by: Tsjerk |
Getting rid of mineral oil in calcium samples
Petroleum ether works without leaving behind residual crap, as part of the production process is dis ... |
5-2-2022 at 05:25
by: Tsjerk |
Grignard catalyst
Ethyl bromide from ethanol and a bromide or iodine from KI.
But Grignards, maybe except some real ... |
5-2-2022 at 05:14
by: Tsjerk |
Separating Iridium from Gold
[rquote=670671&tid=158336&author=AJKOER]Unionised:
Still interested in the gold swap?
[ ... |
3-2-2022 at 11:44
by: Tsjerk |
Refluxing temperature question.
My mom used to tell me boiling eggs on high fire would give hard boiled eggs, and low fire soft boil ... |
2-2-2022 at 09:18
by: Tsjerk |
Sound Emission: Flash Powder vs High Explosives
I once heared 200 grams ANNM echo against a 7 meter dike 5 kilometers away, which took about half a ... |
31-1-2022 at 12:18
by: Tsjerk |
MSG monohydrate vs anhydrous
Thanks, let us know what happens when you do this with the food grade stuff. My bet is on it being t ... |
31-1-2022 at 05:00
by: Tsjerk |
Your favourite ethanol cleanup?
I wouldn't use brand new glassware when boiling hydroxide in ethanol, it will etch the glass a bit, ... |
28-1-2022 at 03:48
by: Tsjerk |
Everyday Chemistry
I just ran a distillation of chloral from chloral hydrate and sulfuric acid.
Now running the rea ... |
23-1-2022 at 10:06
by: Tsjerk |
Solvents ?
[rquote=670268&tid=158249&author=cycloknight19]anthranillic acid to methyl anthranilate. Ext ... |
22-1-2022 at 05:28
by: Tsjerk |
LabDIRECT New Year Clearance Sale - and Update
How about shipping (costs) to Europe? |
22-1-2022 at 05:20
by: Tsjerk |
Solvents ?
You don't have to bump after three hours, your post will be visible in the last day list for 24 hour ... |
19-1-2022 at 03:20
by: Tsjerk |
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