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Introducing new member (Denmark)
Within the Schengen area the regulations are as they are within borders. You can't send e.g. bromine ...
12-2-2020 at 07:16
by: Tsjerk
Mechanism of Protein Identification
[rquote=630899&tid=154858&author=wg48temp9]
how the billions of different antibodies are co ...
12-2-2020 at 04:44
by: Tsjerk
How do you clean your grinder/pulveriser?
You could get a non-electric grinder. I have one which I actually use for coffee, but it can be clea ...
12-2-2020 at 04:14
by: Tsjerk
Introducing new member (Denmark)
Welcome!

Netherlands and Germany aren't too far away when it is possible to ship the chemical. I ...
12-2-2020 at 04:01
by: Tsjerk
Strontium nitrate from strontium carbonate
Where does your carbonate come from? Maybe it is calcinated and therefore a bit less reactive. I'm p ...
12-2-2020 at 03:58
by: Tsjerk
Mechanism of Protein Identification
You can download everything up to chapter 24 [url=https://epdf.pub/queue/molecular-biology-of-the-ce ...
11-2-2020 at 08:57
by: Tsjerk
Mechanism of Protein Identification
That question is a bit harder to answer. I could have a few years ago but I'm a bit rusty on the sub ...
11-2-2020 at 08:14
by: Tsjerk
Does anyone know if these are borosilicate or not?
My gut feeling is that these are borosilicate, poring boiling water on normal silicate would have it ...
11-2-2020 at 06:35
by: Tsjerk
Strontium nitrate from strontium carbonate
If you want a nice red, sodium is a no go as long as you're not prepared to do laborious recrystalli ...
11-2-2020 at 06:32
by: Tsjerk
ETN(X) with NHN Plastic
Nice work! As you make your #8 detonators yourself, can you show what one of your detonators does on ...
11-2-2020 at 06:24
by: Tsjerk
Mechanism of Protein Identification
The body uses antibodies to recognize proteins, and modified proteins, eg glycosylated proteins. And ...
11-2-2020 at 02:05
by: Tsjerk
Strontium nitrate from strontium carbonate
[rquote=630829&tid=154853&author=underground]

nitrosyl chloride is a gas so by evaporatin ...
10-2-2020 at 12:38
by: Tsjerk
Strontium nitrate from strontium carbonate
The problem with that would be the formation of nitrosyl chloride, which is pretty stable and hard t ...
10-2-2020 at 09:18
by: Tsjerk
Strontium nitrate from strontium carbonate
The carbonate has to dissolve in order for it to react with ammonium. Strontium carbonate is pretty ...
10-2-2020 at 08:07
by: Tsjerk
Looking for the most convenient preparation of ethyl mercaptan. Via ethyl chloride/sulfate?
You are doing this in a very efficient fume hood or in the middle of nowhere right? You wouldn't wan ...
10-2-2020 at 03:48
by: Tsjerk
Bromo-DDT, p,p-dibromo-diphenyl-1,1,1-trichloro-ethane
I got a dry crystalline substance after a methanol wash. The yield sucks, I don't know what it is bu ...
8-2-2020 at 14:45
by: Tsjerk
Unsuccessful Grignard with PhMgBr - what did I make?
[rquote=630731&tid=154842&author=DraconicAcid][rquote=630711&tid=154842&author=Tsjer ...
8-2-2020 at 14:15
by: Tsjerk
What's the cheapest metal powder to make?
Copper powder is easy and cheap to make.
8-2-2020 at 08:33
by: Tsjerk
Best materials for chemical work surfaces?
Go for kitchen tiles. They are easy to clean and I haven't met a chemical that damaged them. The stu ...
8-2-2020 at 08:32
by: Tsjerk
Unsuccessful Grignard with PhMgBr - what did I make?
[rquote=630707&tid=154842&author=Amos]And even if you don't have bromine you can generate a ...
8-2-2020 at 08:17
by: Tsjerk
Bromo-DDT, p,p-dibromo-diphenyl-1,1,1-trichloro-ethane
[rquote=630709&tid=154828&author=mayko]Sure, the chronic effects of pesticide exposure must ...
8-2-2020 at 08:12
by: Tsjerk
Bromo-DDT, p,p-dibromo-diphenyl-1,1,1-trichloro-ethane
I just found out how to get the compound as a clean crystalline product. The stuff is remarkably ins ...
8-2-2020 at 07:12
by: Tsjerk
Concentrating Battery Acid and Chromium Sulfate Synthesis
I would try if it works, maybe your Cr(VI) is already acidic enough and you won't have to use an aci ...
8-2-2020 at 04:43
by: Tsjerk
Unsuccessful Grignard with PhMgBr - what did I make?
0.5 molar equivalent of sulfuric acid is enough, it would probably already be enough to just use it ...
8-2-2020 at 04:04
by: Tsjerk
Cody like biosphere
Necromancing your own thread, does that count as necromancing? My last culture died, probably becaus ...
7-2-2020 at 08:48
by: Tsjerk
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