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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
drying isopropyl nitrite with CaCl2
Just use Pb instead of reinventing the wheel. The preparation of nitrite has been tested to death. L ...
7-2-2020 at 08:33
by: Tsjerk
Bromo-DDT, p,p-dibromo-diphenyl-1,1,1-trichloro-ethane
There is a big difference between "a shown effect on fertility" and [url=https://www.cdc.gov/malaria ...
7-2-2020 at 08:08
by: Tsjerk
Bromo-DDT, p,p-dibromo-diphenyl-1,1,1-trichloro-ethane
If I would run this synthesis again I wouldn't use an excess of bromobenzene again... I had the gut ...
7-2-2020 at 01:38
by: Tsjerk
Bromo-DDT, p,p-dibromo-diphenyl-1,1,1-trichloro-ethane
[rquote=630612&tid=154828&author=Fery]Tsjerk - wow, beautiful. I do not have any greenhouse, ...
6-2-2020 at 13:33
by: Tsjerk
Bromo-DDT, p,p-dibromo-diphenyl-1,1,1-trichloro-ethane
DDT is not that toxic, not to animals other than insects at least. It gets toxic when it accumulates ...
6-2-2020 at 09:51
by: Tsjerk
Bromo-DDT, p,p-dibromo-diphenyl-1,1,1-trichloro-ethane
Kein Problem!

One thing is for sure, this is one nice insecticide! Three hours in and no flies ar ...
6-2-2020 at 05:23
by: Tsjerk
Bromo-DDT, p,p-dibromo-diphenyl-1,1,1-trichloro-ethane
I have a nice assortment of plants in my house, off which many in an indoor "greenhouse". I had a sp ...
6-2-2020 at 02:02
by: Tsjerk
Pinkish KNO3 Crystals
[quote] The colour of potash varies (from white to dark red) based on its iron content. Typically, p ...
6-2-2020 at 00:53
by: Tsjerk
New chemicals for sale !
You u2u him and ask for a quote. He doesn't carry a stock, but he can get about anything on request. ...
4-2-2020 at 02:03
by: Tsjerk
What is generally legal or illegal in Germany/EU?
[rquote=630471&tid=154800&author=sodium_stearate]Well they sure put Zyklon B to good use
in ...
3-2-2020 at 16:06
by: Tsjerk
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