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Anhydrous copper sulfate for drying and testing solvents
I see that for 50% ethanol, adding white copper sulfate to it, the CuSO4 doesnt change colour until ... |
29-7-2022 at 18:11
by: alchemizt |
Building a solubility tester with arduino chip
[rquote=673916&tid=158631&author=RustyShackleford]Sounds very doable and the ideas you have ... |
1-6-2022 at 16:22
by: alchemizt |
Building a solubility tester with arduino chip
[rquote=673925&tid=158631&author=Sulaiman]PS if you use a visible laser you can see when the ... |
1-6-2022 at 15:50
by: alchemizt |
Building a solubility tester with arduino chip
[rquote=673900&tid=158631&author=Sulaiman]I think that ;
You will need a calibrated tempe ... |
1-6-2022 at 15:46
by: alchemizt |
Alkaline ethanol
I read a few articles which mention alkaline alcohols, but can't find much information on it. So you ... |
31-5-2022 at 20:50
by: alchemizt |
Building a solubility tester with arduino chip
I want to build a device which determines solubilities of samples in organic solvents. I'm contempla ... |
31-5-2022 at 20:00
by: alchemizt |
Good solvent for liquid liquid extraction of curcuminoids
[rquote=673806&tid=158618&author=Boffis]That's not the way to go! Dry over calcium chloride ... |
30-5-2022 at 07:20
by: alchemizt |
Good solvent for liquid liquid extraction of curcuminoids
I made an extract of turmeric with 96% ethanol and evaporated the solvent at room temperate with a f ... |
28-5-2022 at 18:14
by: alchemizt |
How to analyse plant extracts with TLC
[rquote=673231&tid=158571&author=aab18011][rquote=673221&tid=158571&author=Mateo_swe ... |
5-5-2022 at 11:21
by: alchemizt |
How to analyse plant extracts with TLC
[rquote=673156&tid=158571&author=aab18011]I mean even the plant you have given in this threa ... |
5-5-2022 at 08:54
by: alchemizt |
Bromination of polystyrene
[rquote=673142&tid=158570&author=aab18011]Correct me if im wrong, but wont NBS brominate the ... |
30-4-2022 at 10:11
by: alchemizt |
How to analyse plant extracts with TLC
[rquote=673141&tid=158571&author=aab18011]Although I am suspicious of this rare "jungle" bar ... |
30-4-2022 at 08:48
by: alchemizt |
How to analyse plant extracts with TLC
I made an alcohol extract (40% ethanol) with bark from a rare medicinal tree that grows in the jungl ... |
29-4-2022 at 21:49
by: alchemizt |
Precipitating alkaloids by converting into insoluble salt
[rquote=672049&tid=158468&author=draculic acid69]Just vac filter and see what you got[/rquot ... |
23-3-2022 at 22:22
by: alchemizt |
What happens when you mix hexane, water and chloroform?
[rquote=672042&tid=158469&author=DraconicAcid]Before you shake it, you'll have three layers. ... |
23-3-2022 at 22:16
by: alchemizt |
What happens when you mix hexane, water and chloroform?
I want to try this but haven't got around to it yet. I suspect adding chloroform first, pouring wate ... |
16-3-2022 at 19:34
by: alchemizt |
Precipitating alkaloids by converting into insoluble salt
I extracted alkaloids from a tropical plant into chloroform and then dissolved succinic acid in ethy ... |
16-3-2022 at 19:15
by: alchemizt |
Need help interpreting this TLC plate
Images downsized |
9-3-2022 at 08:19
by: alchemizt |
Need help interpreting this TLC plate
Here is a TLC plate I just stained with iodine:
[img]https://i.ibb.co/7CkDBfR/Resizer-16468310422 ... |
8-3-2022 at 21:56
by: alchemizt |
DIY gasket for buchner funnels
[rquote=671737&tid=158444&author=Sulaiman]I cut a piece from a silicone rubber sheet, (about ... |
8-3-2022 at 21:22
by: alchemizt |
DIY gasket for buchner funnels
I have a buchner flask and a buchner funnel but cant find the rubber gasket anywhere so I decided to ... |
7-3-2022 at 21:54
by: alchemizt |
Testing for alkaloids in unknown plants
I'm trying to come up with a way to rapidly screen/test for the presence if alkalods in various plan ... |
28-2-2022 at 06:42
by: alchemizt |
Staining TLC plates with iodine - Why use silica or sand?
Whats the purpose of mixing iodine crystals with sand or silica or alumina when setting up a chamber ... |
9-2-2022 at 22:16
by: alchemizt |
Generating gases from OTC materials
I built a gas generator with glass bottles and tubing and I really love how this simple device enabl ... |
9-2-2022 at 18:44
by: alchemizt |
How to make a DIY gas generator
I'm looking for something that doesn't require any chemistry glassware, just everyday items. Like th ... |
2-1-2022 at 14:29
by: alchemizt |
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