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How to determine storage groups for various reagents
I group mine for storage, and color code them, based on Baker storage color code. I put a small bit ...
21-11-2022 at 03:31
by: PirateDocBrown
Alternative Ethanol Drying Agent
For methanol or ethanol, powdered magnesium, let the hydrogen evolve, then distill off the alcohol f ...
19-9-2022 at 08:38
by: PirateDocBrown
Ferrates vs. perxenates
LOL, if you need homework help, just say so.
14-9-2022 at 10:11
by: PirateDocBrown
Naptha for essential oil extraction
Well, around here, car starter fluid, from which I extract diethyl ether, is also 50%+ n-heptane. It ...
1-9-2022 at 11:33
by: PirateDocBrown
Naptha for essential oil extraction
Ah, I didn't perceive it would be a a liquid-liquid. I thought he was gonna do a do-over. I would ex ...
1-9-2022 at 04:40
by: PirateDocBrown
Naptha for essential oil extraction
If you are in the States, Coleman stove fuel.

But I'd prefer a polar solvent first, like absolute ...
31-8-2022 at 05:54
by: PirateDocBrown
James Webb Space Telescope - replaceable mirrors?
It would be cheaper to build a new one than repair this one.
30-8-2022 at 08:23
by: PirateDocBrown
Smelly red phosphorus - Best way to clean it?
When you say it "smells absolutely horrendous", exactly how does it smell? Is it a phosphine smell? ...
28-8-2022 at 21:47
by: PirateDocBrown
Filtering the impossible to filter: calcium sulfate and similar
Start out with as dilute solutions as is practical.
26-8-2022 at 19:35
by: PirateDocBrown
ethylenediamine
Mario might have it, otherwise do a search, someone here might also. If not, try Lab Depot.
26-8-2022 at 06:42
by: PirateDocBrown
What yields when preparing Nitric Acid from Salts?
If you use ammonium nitrate, some ammonia can dissociate and come over to dissolve in the product, r ...
20-8-2022 at 14:59
by: PirateDocBrown
What yields when preparing Nitric Acid from Salts?
No, I think that the use of excess bisulfate (about 3x by weight that of the nitrate) prevents much ...
16-8-2022 at 06:05
by: PirateDocBrown
What yields when preparing Nitric Acid from Salts?
I use NaNO3 and NaHSO4, both really cheap. KNO3 would be fine, also. I use an excess of the bisulfat ...
15-8-2022 at 08:55
by: PirateDocBrown
Free Stuff! To Wisconsin member in good standing
I'm in St Paul, MN, just across the border.
14-8-2022 at 00:10
by: PirateDocBrown
Unfreezing glass joints?
You only need the tiniest amount of Dow grease for your joints. I have a tube I bought for 20 bucks, ...
9-8-2022 at 05:23
by: PirateDocBrown
Could we dry ethanol with Zinc?
The whole point is to make the ethoxide, because the ethoxide will react with any water, destroying ...
7-8-2022 at 21:29
by: PirateDocBrown
Commercial for labs GAA
That's right, Cativa process is the main industrial route. Iridium carbonyl iodide catalyst,

Meth ...
7-8-2022 at 21:24
by: PirateDocBrown
Optimal route to nitrobenzene from benzoic acid?
[rquote=675579&tid=158794&author=Texium][rquote=675575&tid=158794&author=PirateDocBr ...
4-8-2022 at 13:31
by: PirateDocBrown
Oil Bath alternative
Aluminum shot is much easier on your glassware than copper or steel. Pushing a flask into a dish of ...
4-8-2022 at 07:42
by: PirateDocBrown
Optimal route to nitrobenzene from benzoic acid?
Pretty sure direct oxidation of aniline would be a problem. Normally, you'd go through a diazonium i ...
4-8-2022 at 07:37
by: PirateDocBrown
Could we dry ethanol with Zinc?
Your best bet is Mg powder. It works cold, but you can reflux, then distill off the alcohol.
30-7-2022 at 13:37
by: PirateDocBrown
Cleaning Up Hexane with Rooto Sulfuric Acid
[rquote=675413&tid=158776&author=AvBaeyer]Perhaps I can expand a bit on the process to addre ...
28-7-2022 at 06:51
by: PirateDocBrown
Cleaning Up Hexane with Rooto Sulfuric Acid
[rquote=675403&tid=158776&author=Tsjerk]Sulfur species are what forms black grut with dirty ...
27-7-2022 at 04:11
by: PirateDocBrown
My first little incident
Scars to the hands are called "The Mark of the Chemist". You are now initiated into the mysteries.
22-7-2022 at 22:59
by: PirateDocBrown
New chemicals for sale !
There's just no substitute for red phosphorus in some reactions.

Has anyone gotten any here into ...
19-7-2022 at 12:18
by: PirateDocBrown
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