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Anyone want to swap chemistry stuff?
You can make potassium bioxylate by combining boiling concentrated equimolar solutions of potassium ...
14-11-2017 at 20:36
by: JJay
Diethyl sulfate synthesis that's too good to be true?
I suspect potassium ethyl sulfate works better than sodium ethyl sulfate unless you can somehow obta ...
12-11-2017 at 16:33
by: JJay
Making dichromate with sodium percarbonate
You don't want chlorides in the mix. Some oxides are probably unavoidable.

The iron salts shouldn ...
12-11-2017 at 15:41
by: JJay
Diethyl sulfate synthesis that's too good to be true?
I suspect that anhydrous potassium ethyl sulfate will emit diethyl sulfate if heated.
12-11-2017 at 15:35
by: JJay
Diethyl sulfate synthesis that's too good to be true?
Also, if you have an easier time getting diethyl ether than ethanol, I want the names of your suppli ...
12-11-2017 at 13:51
by: JJay
Lists of Illegal Substances
Oh and here is the section of the Controlled Substances Act that covers intent with possession of a ...
12-11-2017 at 12:41
by: JJay
Isolation of elemental Boron and Proof Demonstrations of Allotropes
Boron tribromide can be reduced with hydrogen, but fairly high temperatures and a fume hood are requ ...
12-11-2017 at 12:32
by: JJay
Lists of Illegal Substances
Intent matters especially in attempt cases where no drugs are found. If someone is like, "OMG how di ...
12-11-2017 at 11:18
by: JJay
Synthesis of dopamine from catechol
This looks pretty interesting: http://www.sciencemadness.org/talk/viewthread.php?tid=28035#pid311888 ...
11-11-2017 at 22:48
by: JJay
First Post from a long time lurker and admirer of SM
Welcome. The best thing to do is jump in and start contributing with actual experimental results and ...
11-11-2017 at 17:56
by: JJay
Any interest in Tube Furnances?
Pretty much... I mean, you could probably use a DAC with op-amps and diodes, but I'm not about to at ...
11-11-2017 at 11:35
by: JJay
Any interest in Tube Furnances?
I kind of assumed solid state relay (I think they are based on MOSFETs, but they might as well conta ...
11-11-2017 at 11:07
by: JJay
Any interest in Tube Furnances?
By adding an LCD module to the Arduino, the controller could emit helpful messages such as, "Decreas ...
11-11-2017 at 06:46
by: JJay
Any interest in Tube Furnances?
I am a human PID controller :D

But yeah, digital control of the dimmer would be nice....
10-11-2017 at 23:17
by: JJay
Any interest in Tube Furnances?
[rquote=497138&tid=78156&author=macckone]22mm id tubing can be had for around $35
Kanthal w ...
10-11-2017 at 20:50
by: JJay
Any interest in Tube Furnances?
1300 C, usable in both vertical and horizontal configurations, capable of regular use for years with ...
10-11-2017 at 14:20
by: JJay
Synthesis of dopamine from catechol
It would be easiest to recycle the bromine manually. But according to that patent, if the temperatur ...
10-11-2017 at 13:16
by: JJay
Synthesis of dopamine from catechol
Continuously recycling the bromine in a reasonably-priced setup is going to be tricky.

[Edited on 1 ...
10-11-2017 at 11:31
by: JJay
Any interest in Tube Furnances?
Perhaps. It depends on price, quality, maximum temperature, size, durability, etc. I've built severa ...
10-11-2017 at 10:55
by: JJay
Help with schoolwork
The definition of molarity is moles of substance per liter of solution. Can you explain why you plac ...
9-11-2017 at 22:49
by: JJay
Lists of Illegal Substances
There are also questions of intent. You probably won't be arrested if the police discover that you p ...
9-11-2017 at 20:10
by: JJay
Synthesis of dopamine from catechol
It's about as OTC as iron oxide... but I think you can use boric acid or borax with carbon too.

I ...
9-11-2017 at 14:34
by: JJay
Synthesis of dopamine from catechol
I don't have any boron carbide....
9-11-2017 at 12:17
by: JJay
Learning Chemistry from Scratch: Books and Advice
Every time I see this question I mention stoichiometry. It is something you really should know about ...
9-11-2017 at 00:03
by: JJay
Synthesis of dopamine from catechol
If you can add and remove protecting groups without a lot of time or expense in high yields... sure. ...
8-11-2017 at 23:40
by: JJay
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