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why is it impossible to make synthetic wood and metals
I think indeed the question is: what is synthetic? There has been a bacterium with a fully synthetic ...
12-11-2017 at 04:17
by: Tsjerk
Breathing under liquid!? Fluorinert/FC40
One major problem, next to the slowly dying, is the viscousity of the liquid being orders of a magni ...
9-11-2017 at 11:50
by: Tsjerk
Plant tissue and cell cultures (anyone experienced?)
Good to hear such an well equipped amateur lab is forming!


Nystatin and cefotaxime are frequen ...
9-11-2017 at 09:27
by: Tsjerk
Plant tissue and cell cultures (anyone experienced?)
I studied /worked in a lab where some people were working with l-forms until last summer. I also did ...
8-11-2017 at 21:37
by: Tsjerk
Plant tissue and cell cultures (anyone experienced?)
I have been reading a bit about plant "L-forms", and came to the conclusion that there is no stable ...
8-11-2017 at 16:45
by: Tsjerk
Plant tissue and cell cultures (anyone experienced?)
I just remembered an enzyme-less technique to produce protoplasts: with the help of cell wall synthe ...
8-11-2017 at 08:38
by: Tsjerk
Plant tissue and cell cultures (anyone experienced?)
Usually enzyme mixes with for example cellulase are used for protoplasting are used, these are quite ...
2-11-2017 at 07:53
by: Tsjerk
Plant tissue and cell cultures (anyone experienced?)
Ok, single cell cultures, even cooler, I'm getting memories back from what I did. I actually did som ...
1-11-2017 at 12:58
by: Tsjerk
Plant tissue and cell cultures (anyone experienced?)
Cool!

I have a little experience as well, not much though.

I grew some Cannabis indica plants ...
1-11-2017 at 12:19
by: Tsjerk
Urea, OTC, CHEAP, and EASY
@Woelen; DEF is sold in the Netherlands as AdBlue, for around 1,50 a liter.
1-11-2017 at 11:55
by: Tsjerk
Advice for a 15 year old interested in amateur chemistry?
Have a look at Woelen's website! Everything there, from beginners to more advanced, well explained a ...
27-10-2017 at 23:55
by: Tsjerk
Fisher Scientific & Restricted Chemicals
Bitcoin payments are quite easy to do ones you make an account on kraken.com
25-10-2017 at 07:41
by: Tsjerk
Acetic anhydride preparation
The moderators could, but won't do what you suggest, and you know that . Again you use something to ...
23-10-2017 at 00:02
by: Tsjerk
40% formaldehyde solution from paraformaldehyde?
Just mix the para and water and stirr for some time. If it doesn't dissolve (I only made 25%), heat ...
22-10-2017 at 13:19
by: Tsjerk
Synthesis of dopamine from catechol
I think your secrete motive might actually work for one or two smart guys out there
22-10-2017 at 07:16
by: Tsjerk
Should I talk to the police before starting my lab?
Also probably an important question; in what country do you live?
14-10-2017 at 18:03
by: Tsjerk
Should I talk to the police before starting my lab?
I think the biggest problem would be is that the police will not have the vaguest clue what you're t ...
14-10-2017 at 10:02
by: Tsjerk
Fertilizer's NPK rating - how is this calculated?
[quote]I'm not sure there is a monohydrate. when I weighed the diff when dehydrated, I think it lost ...
4-10-2017 at 07:01
by: Tsjerk
Fertilizer's NPK rating - how is this calculated?
ammonium nitrate anhydrous: 80 g/mol, two nitrogens is 28 g/mol. 28/80*100 = 35.0%

calcium nitrat ...
4-10-2017 at 06:07
by: Tsjerk
Detonation systems
Most primaries do D2D easily in a drinking straw confinement. I always used lead azide or the comple ...
25-7-2017 at 06:39
by: Tsjerk
Detritus from UK legal disposal of banned substances
Were you drunk? You know nobody likes to read that stuff Rosco.
11-7-2017 at 02:26
by: Tsjerk
Personal Statement
Yes, why not? Just state you like to do experiments which do not carry any danger.
29-6-2017 at 08:13
by: Tsjerk
Easy Route to Acetonedicarboxylic acid?
Wash with a solvent you know your product does not dissolve in and determine the melting T. Its not ...
25-6-2017 at 11:12
by: Tsjerk
Removing acetone from ethers and other non polars
I would go for the water washings, the loss of ether should be manageable, while aceton is miscible ...
18-6-2017 at 07:25
by: Tsjerk
is it time to refuse EU and UK help with EN?
I would say this is politics... on which SM has a quite strict policy.
24-5-2017 at 03:54
by: Tsjerk
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