Sciencemadness Discussion Board
Not logged in [Login ]
Go To Bottom

Search
[Next Page]
Should Knowledge Be Free?
Publishing in an open access journal is usually expensive compared to not open access. If you want a ...
26-10-2020 at 00:32
by: Tsjerk
Grow plants in a test tube (tissue culture)
Working under a Bunsen burner is less ideal than a flow cabinet, but it works for sure to keep thing ...
25-10-2020 at 11:22
by: Tsjerk
Pretty Pictures (2)
You could make a dilution series indeed and check when the fluorescence goes down with rising concen ...
24-10-2020 at 11:32
by: Tsjerk
Pretty Pictures (2)
Herr Haber, nice pictures! Maybe you would find it interesting to see if you can show fluorescerent ...
24-10-2020 at 02:37
by: Tsjerk
Something fun: Picking a random atom in a biomolecule and tracing it back to CO2
When a biosynthesis pathway is known, as in it is known which enzymes are involved, it is quite stra ...
23-10-2020 at 04:14
by: Tsjerk
Qualitative determination of lead in tap water
Thanks teodor! I will first try rhodizonate, but will keep the dithizonate in mind.

@AJOEKER: to ...
19-10-2020 at 12:48
by: Tsjerk
Qualitative determination of lead in tap water
I will receive some inositol tomorrow, I will update when I get to test some lead.

First lets get ...
19-10-2020 at 05:20
by: Tsjerk
Qualitative determination of lead in tap water
[rquote=646752&tid=156341&author=unionised]I think I would be more worried about the cyanide ...
19-10-2020 at 00:31
by: Tsjerk
Qualitative determination of lead in tap water
Water quality around here is very good, but especially in old city centers there are places with lea ...
18-10-2020 at 03:22
by: Tsjerk
Optimizing plant growth through chemistry
What do you mean with hydroponic exactly? With or without inert substrate? Often growing without sub ...
8-10-2020 at 02:02
by: Tsjerk
Can you make p-TSA in situ without too much residual H2SO4?
[rquote=645936&tid=156264&author=stoichiometric_steve]

[quote]
Why do you want to use an ...
7-10-2020 at 04:54
by: Tsjerk
Can you make p-TSA in situ without too much residual H2SO4?
Why do you want to use anhydrous p-TSA? In the article they get excellent yields (delta-9) with the ...
6-10-2020 at 09:20
by: Tsjerk
Drying Aldehydes properly - How to do it?
I'm pretty sure unionised meant it is just interesting to see how much ether you can get out, just o ...
6-10-2020 at 05:03
by: Tsjerk
Can you make p-TSA in situ without too much residual H2SO4?
I indeed meant the reaction going to completion when using a DS.

The sulfuric acid indeed forms a ...
6-10-2020 at 02:36
by: Tsjerk
Can you make p-TSA in situ without too much residual H2SO4?
I reacted ethylene glycol with cyclopentanone in toluene after refluxing the toluene with sulfuric a ...
5-10-2020 at 14:05
by: Tsjerk
Drying Aldehydes properly - How to do it?
What solvent are we talking about? Adding NaCl to your aqueous solution seems like the most straight ...
5-10-2020 at 06:35
by: Tsjerk
Aluminium metal + base as a dehydrating agent?
Throw the Epsom salt in a microwave resistant container of sorts, as long as the opening is not smal ...
4-10-2020 at 09:48
by: Tsjerk
Doing the math with Ammonium Hydroxide
[rquote=645777&tid=156125&author=beta4]Tsjerk's solution is correct, but for the lazy there ...
4-10-2020 at 03:22
by: Tsjerk
Making Anhydrous Aluminium Chloride
I think the reaction becomes more efficient when you stuff the reaction vessel with aluminum foil, n ...
3-10-2020 at 08:59
by: Tsjerk
Ideas for iron powder
When making iron pentacarbonyl a formic acid headache should be one of your lesser worries.
3-10-2020 at 04:05
by: Tsjerk
Making Anhydrous Aluminium Chloride
I think it would help if you insulate the reaction vessel tightly with aluminium foil so more AlCl3 ...
3-10-2020 at 03:51
by: Tsjerk
How to prevent mold in a home made evaporative cooler?
Use oxone, it is even used to sterilize glass before bottling perishable drinks.
2-10-2020 at 03:49
by: Tsjerk
How to process very small volumes?
A filter squeezed in an Eppendorf sounds a bit more reasonable than $400
29-9-2020 at 08:33
by: Tsjerk
Batteries are Friggin Complicated Yo (also voltage determination)
The volume of the electrolyte shouldn't make a difference in voltage, this will only correlate to th ...
29-9-2020 at 08:28
by: Tsjerk
How to process very small volumes?
Can't you filter in something that fits in the centrifuge?
29-9-2020 at 08:14
by: Tsjerk
[Next Page]

  Go To Top