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Tube furnace going cheap in Richmond California
It's not something I want, but there's a Lindberg tube furnace in Richmond listed on Craigslist for ...
22-5-2019 at 18:34
by: SWIM
Correction of thermometer readings
So this problem would apply as well to distillations, right?

The thermometer immersion depth must ...
19-5-2019 at 09:49
by: SWIM
Tryptophan decarboxylation improved
There have been a number of threads about tryptamine from tryptophan on this forum.
Comparisons of ...
18-5-2019 at 16:58
by: SWIM
Screwed soap cleaning soln, how to proceed?
[rquote=612910&tid=149962&author=unionised][rquote=612901&tid=149962&author=DrScrabs ...
18-5-2019 at 13:42
by: SWIM
Help getting into organic chemistry
For starters there's a library attached to this site just full of chem books both organic and inorga ...
17-5-2019 at 07:41
by: SWIM
Anyone have a hotplate/stirrer they could part with?
You should give some Idea where you are.

Not much point in some guy in Ironbridge Gorge or Wolver ...
16-5-2019 at 08:58
by: SWIM
Waterproofing heating mantle?
Thermowell mantles have solid heating surfaces, and can sometimes be found used at good prices.

I ...
16-5-2019 at 08:52
by: SWIM
best alkali reistant material
[rquote=612542&tid=149835&author=pneumatician][rquote=612518&tid=149835&author=SWIM] ...
14-5-2019 at 14:59
by: SWIM
best alkali reistant material
[rquote=612416&tid=149835&author=pneumatician][rquote=612077&tid=149835&author=Foesk ...
14-5-2019 at 09:50
by: SWIM
Screwed soap cleaning soln, how to proceed?
To deal with stubborn oils or greases scrub them with dishwashing liquid without water.

Just wet ...
11-5-2019 at 09:33
by: SWIM
Hpw to find independent chemical venders who sell to individuals
San Francisco bay area, but this was years ago. Late 90s.
Mercuric chloride and THF, concentrated h ...
10-5-2019 at 19:16
by: SWIM
Hpw to find independent chemical venders who sell to individuals
We don't know where you live.
We don't know what volume of materiel you'll be ordering.

These th ...
10-5-2019 at 15:14
by: SWIM
Posting exercises for everyone with rising difficulty?
[rquote=612167&tid=149869&author=RedDwarf]I'd be really interested (as someone who struggles ...
10-5-2019 at 14:57
by: SWIM
best alkali reistant material
Nickel, silver and copper work fairly well too.
Somewhere on this site there's a great write-up of ...
9-5-2019 at 19:43
by: SWIM
cannabidiol to tetrahydrocannabinol
[rquote=608425&tid=147844&author=Nitrous2000]



If you (or SWIM) have any reasonable ...
14-4-2019 at 09:06
by: SWIM
cannabidiol to tetrahydrocannabinol
Maybe if your bong has methylene chloride and paratoluenesulphonic acid in it?

11-4-2019 at 16:23
by: SWIM
Speeding up vacuum distillations - Role of Diameter of Vacuum Intake
If you're distilling to get the alcohol, the vacuum will be counterproductive in some ways because i ...
10-4-2019 at 08:27
by: SWIM
Distillation problems using different diameter glassware.
Okay, adiabatic with partial take off.
Reckon I'll use one of these magnetic gizmos.
The other pi ...
8-4-2019 at 17:30
by: SWIM
methyl chloride from dimethyl sulfate
Seems like it ought to me possible to make it from methyl alcohol with HCl, ZnCl, or some other comb ...
7-4-2019 at 08:46
by: SWIM
Is it possible to do free radical halogenation with normal lab supplies?
If you decide to try this, have a look at the transmission percentages for various wavelengths throu ...
5-4-2019 at 13:12
by: SWIM
Sodium Ethoxide and anhydrous EtOH
[rquote=607327&tid=2656&author=clearly_not_atara]When I discovered this thread, I, like ever ...
3-4-2019 at 17:43
by: SWIM
Hempel columns
[rquote=607156&tid=147247&author=cybersludge]Hello, first post :)
What is "Better" a 600 mm ...
2-4-2019 at 16:27
by: SWIM
Mariotte principle & constant addition funnels
[rquote=607125&tid=147213&author=Dr.Bob]I have a few of these still, for about $100 each, if ...
1-4-2019 at 14:03
by: SWIM
Distillation problems using different diameter glassware.
Thanks Sulaiman.
Good to get the opinion of an engineer who has an interest in these matters as wel ...
1-4-2019 at 13:39
by: SWIM
Distillation problems using different diameter glassware.
Is there much of a problem with using equipment with varying diameters in a distillation rig?
What ...
1-4-2019 at 08:12
by: SWIM
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