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

[Next Page]
Steel RBFs
[rquote=577102&tid=124219&author=OldNubbins]The bases appear to be stamped "18-8 stainless s ...
6-1-2019 at 21:55
by: SWIM
Steel RBFs

[file]72841[/file] [file]72839[/file]


These are them.
They're black ...
4-1-2019 at 21:21
by: SWIM
Steel RBFs
I've picked up these round bottom flasks which seem to be stainless steel.
They're certainly some ...
4-1-2019 at 20:01
by: SWIM
Can we travel back in time really?

Also I think we can avoid death by always g ...
4-1-2019 at 19:14
by: SWIM
Using reflux condenser in a distillation column?
If you want unattended operation, a magnetic takeoff may be the way to go.

They remove a fixed pr ...
2-12-2018 at 11:34
by: SWIM
shameless spoonfeed
That thread tittle made me assume this was another weird porno spam post.

Glad to see it's good c ...
2-12-2018 at 10:51
by: SWIM
What would your first experiment be if you had access to room temperature superconductors?
I would have them tested and find out how they work and patent them and rake in the big bucks.

W ...
13-11-2018 at 11:16
by: SWIM
How do you draw benzene rings?
They're actually much easier to draw if you just draw them on edge.

Then they're just a straight ...
28-10-2018 at 19:22
by: SWIM
How to adjust reflux ratio ?
Have you considered spiral prismatic packing?
I just picked up a liter of 3 mm for like $25.

It' ...
28-10-2018 at 19:15
by: SWIM
Fitting a Ground Glass Joint to a Steel Plate
Some old small Virtis freeze dry flasks have a flat flange connection.

The lid for one of these i ...
28-10-2018 at 14:54
by: SWIM
Cannabis Distillate for personal medical use
You did not ask which method you should use or explain your choices.

That's right, so what are yo ...
19-10-2018 at 11:00
by: SWIM
Breaking the vacuum gently
Do you have a vacuum trap?
Just rig a release valve (even a rubber tube with a clamp) that breaks t ...
18-10-2018 at 19:40
by: SWIM
Cannabis Distillate for personal medical use
If you're talking about terpenes, by and large they have higher boiling points than alcohol, and sho ...
17-10-2018 at 12:18
by: SWIM
Help with drying acetone
I'm seeing quite a few references that say magnesium sulfate is not intense enough.

Think I'll st ...
5-10-2018 at 08:42
by: SWIM
Adhesion of distilled water ice to plastic
I've noticed PP containers with water adhering to them in an unusual manner when they come out of th ...
5-10-2018 at 08:19
by: SWIM
molecule synth
I sure can't see 5 chiral centers in that molecule either.

Is there some stuff about heterocyclic ...
4-10-2018 at 18:21
by: SWIM
The trials & tribulations of Thorium production
As for the thorium filling,

It was probably a foil that was used. They'd force foils into the cav ...
4-10-2018 at 17:48
by: SWIM
Help with drying acetone
I thought acetone was a lot harder to dry than that.
4-10-2018 at 14:11
by: SWIM
Amateur Chemistry now vs several decades ago
Most things are harder to get now as opposed to the 1980s.

But the internet is mighty handy for g ...
3-10-2018 at 13:09
by: SWIM
Chemical Evidence for an Alkaline Diet and Meditation?

Each juicy morsel of meat is alive, and swarming with the same filth as found in the carcass of a ...
30-9-2018 at 12:53
by: SWIM
1gallon (3.78L) Toluene source
Clova #13 has 60% to 100% toluene according to the msds.

They list a B.P. of 110 C so it may wel ...
26-9-2018 at 19:28
by: SWIM
How Nobel actually discovered dynamite?
I know little about such things,

The source was a rather 'colorful' fellow who also claimed to ea ...
26-9-2018 at 18:48
by: SWIM
How Nobel actually discovered dynamite?
Nobel's plant supposedly packed their cases of nitro in Kieselguhr for shipping.

Sometimes the ni ...
25-9-2018 at 09:59
by: SWIM
Problems with potassium synthesis
DanVizine has suggested elsewhere that just distilling off some of the solvent (was it like 10%?)aft ...
23-9-2018 at 08:34
by: SWIM
Nitromethane Source: Super Glue Remover
Some super glue removers are based on Dimethylformamide, if anybody needs a bit of that OTC.
There ...
22-9-2018 at 16:01
by: SWIM
[Next Page]

  Go To Top