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Small scale production of H2SO4 in the amateur lab
I believe you can produce oleum by simply heating sodium bisulfate until it decomposes to sodium pyr ... |
19-8-2020 at 14:22
by: JJay |
Storing Sodium in Aluminum Bottle
NaOH is a problem with aluminum in the presence of water. I don't think small amounts of it without ... |
18-8-2020 at 03:33
by: JJay |
Ethanol Distillation
For those of you who have never seen a pot still, here's a commercial one: https://www.amazon.com/dp ... |
17-8-2020 at 09:35
by: JJay |
Ethanol Distillation
As I previously mentioned, it's a lot faster to use a pot still to do a stripping run before you pur ... |
17-8-2020 at 09:19
by: JJay |
Ethanol Distillation
[rquote=643238&tid=156044&author=Fyndium]CaCl2 bath is just plain and simple calcium chlorid ... |
17-8-2020 at 08:09
by: JJay |
Ethanol Distillation
A water bath is automatically the right temperature....
If you don't want to use a water bath, yo ... |
17-8-2020 at 03:32
by: JJay |
Ethanol Distillation
[rquote=643211&tid=156044&author=Fyndium]For 4L flask, I filled it to 3.5 liters when I was ... |
17-8-2020 at 00:07
by: JJay |
Ethanol Distillation
It's pretty easy to do. I strongly recommend using a column. You can get by with something simple l ... |
16-8-2020 at 21:16
by: JJay |
Testing a fume hood?
The test usually used for demonstrations is dry ice and water.
You actually shouldn't smell even ... |
16-8-2020 at 11:11
by: JJay |
Nitric acid
I'm going to have to give the bisulfate method a try and see if I can get it to work....
I've nev ... |
16-8-2020 at 10:20
by: JJay |
Most toxic compound OTC?
[rquote=643180&tid=155450&author=Xanax]Once I bought a lot of Jequerety beans (Abrus precato ... |
16-8-2020 at 10:07
by: JJay |
Most toxic compound OTC?
Mercuric acetate is pretty toxic.
[rquote=638929&tid=155450&author=karlos³]
Now with th ... |
16-8-2020 at 10:05
by: JJay |
Nitric acid
You might have a good point there, actually. I don't see any clear answers on that subject in the da ... |
15-8-2020 at 06:18
by: JJay |
Nitric acid
It bleaches surfaces. Even one drop of spilled nitric acid will leave an unsightly stain on a dark c ... |
15-8-2020 at 03:22
by: JJay |
Nitric acid
Do you know what nitric acid does when it's spilled? |
15-8-2020 at 02:15
by: JJay |
Nitric acid
If you know what you're doing, you can do it inside, but I strongly advise against it unless you hav ... |
15-8-2020 at 01:09
by: JJay |
Nitric acid
[rquote=643060&tid=64197&author=arkoma]I like to use carbon tet to dissolve my iodine crysta ... |
15-8-2020 at 00:04
by: JJay |
Buy chemicals and equipments online will customs confiscate?
As I understand it, most of what I have seen is more like what I would call plainclothes surveillanc ... |
13-8-2020 at 19:37
by: JJay |
Buy chemicals and equipments online will customs confiscate?
I've never had anything seized by US customs. I am pretty sure they photograph every package that is ... |
13-8-2020 at 14:36
by: JJay |
The disappearance of cheap ebay laboratory glassware
[rquote=642815&tid=155983&author=Yttrium2][rquote=642769&tid=155983&author=JJay]Desc ... |
12-8-2020 at 18:20
by: JJay |
The disappearance of cheap ebay laboratory glassware
Deschem and Nanshin are cheap, but there's a lower tier... I've seen 3-neck flasks for $5, short pat ... |
11-8-2020 at 03:24
by: JJay |
What requires a fume hood?
It's almost always possible to get by without one if you're careful with where you vent your gases, ... |
10-8-2020 at 14:59
by: JJay |
The disappearance of cheap ebay laboratory glassware
[rquote=642654&tid=155983&author=Yttrium2][rquote=642650&tid=155983&author=JJay]I do ... |
10-8-2020 at 03:17
by: JJay |
The disappearance of cheap ebay laboratory glassware
I don't see as much of the really cheap, low-quality stuff that arrives broken half the time. It wil ... |
9-8-2020 at 17:25
by: JJay |
Cubane; Dimethyl Cubane-1,4-dicarboxylate synthesis
I've been watching this very cool project with some interest. I'm tempted to buy some adipic acid an ... |
9-8-2020 at 13:57
by: JJay |
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