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Calcium Sulfide
Just lime, hot water and sulfur, then purify.
12-8-2019 at 13:54
by: PirateDocBrown
paradiclorobenzene - possible degradation of
I'm thinking it would be possible to cajole PDCB to react with sodium alkoxides, provided you have p ...
11-6-2019 at 02:38
by: PirateDocBrown
PH indicators.
Making phenolphthalein is not difficult, if you have phenol and phthalic anhydride.

It can also b ...
11-6-2019 at 02:32
by: PirateDocBrown
Anyone looking for glass ware, heating mantles, stirrers, pumps near Racine WI
How much for the Corning hotplate/stirrer?

How about a 500 ml heating mantle?
11-6-2019 at 02:16
by: PirateDocBrown
Whats the best way to obtain Sodium Bisulfite NaHSO3?
I got mine at a photo supply store. Those are getting scarce these days!
2-6-2019 at 19:38
by: PirateDocBrown
Stainless steel fell from the sky 400years before it was invented
I was just thinking asteroidal metal would be more like maraging steel than stainless.
2-6-2019 at 19:30
by: PirateDocBrown
Pathways to phenethyl alcohol
Or, you could just extract the stuff from a commercial product, like hand lotion or fabric softener. ...
29-5-2019 at 00:18
by: PirateDocBrown
Help getting into organic chemistry
I learned out of Morrison and Boyd.
In grad school, Carey was the standard, I learned from his 2 pa ...
22-5-2019 at 00:40
by: PirateDocBrown
Do not buy this type of digital scales
I know, right? Seriously, getting this dang BBS to post the photo right side up was beyond me.
6-5-2019 at 16:34
by: PirateDocBrown
Do not buy this type of digital scales
I go with a non-digital scale, as a backup.





[file]75238[/file]



[Edited on 5/6/19 ...
6-5-2019 at 08:19
by: PirateDocBrown
Ethanol Purification for Synthesis
Here's my route to lab ethanol:

I start with this:

http://www.kleanstrip.com/product/green-den ...
23-4-2019 at 06:44
by: PirateDocBrown
Trying to get rid of chemicals. Nearish Philadelphia
[rquote=609604&tid=148444&author=Loptr][rquote=609510&tid=148444&author=PirateDocBro ...
21-4-2019 at 03:23
by: PirateDocBrown
Trying to get rid of chemicals. Nearish Philadelphia
I'd gladly pay the shipping. I'm in Minnesota.

I certainly could use the red phosphorus.

[Edited ...
19-4-2019 at 21:48
by: PirateDocBrown
(Successfully) Ordering from Sigma Aldrich in the UK
Wonder if they can ship to the US?

If not, wonder if there's a similar company over here?


[Edi ...
27-3-2019 at 08:43
by: PirateDocBrown
Ferric Ammonium Citrate
Correct. Light transfers an electron from the citrate to the iron, reducing it to ferrous state. It ...
27-3-2019 at 08:40
by: PirateDocBrown
(Successfully) Ordering from Sigma Aldrich in the UK
This is a normal way for Aldrich to ship hazmat. I once even received red P packed like this.
26-3-2019 at 09:14
by: PirateDocBrown
Any interesting uses for dimethylglyoxime?
It is an indicator for the presence of nickel in solution.

It forms a characteristic strawberry r ...
24-3-2019 at 17:02
by: PirateDocBrown
convert PET plastic into HDPE
HDPE is made under pretty extreme conditions, for a home chemist, ie high temps and pressure. You're ...
19-3-2019 at 02:21
by: PirateDocBrown
convert PET plastic into HDPE
Sigh.

First of all, why would you want to do that? Bulk polymers like these are inexpensive commo ...
17-3-2019 at 13:28
by: PirateDocBrown
Nitric acid spill
5 miles from my house. These guys often have spills.

[Edited on 3/12/19 by PirateDocBrown]
12-3-2019 at 08:40
by: PirateDocBrown
Amateur Chemistry now vs several decades ago
Chemicals I have bought, in the last 4 years, OTC:

Wal-Mart:

Household vinegar
Hypochlorite b ...
27-2-2019 at 12:37
by: PirateDocBrown
An economical chain of experiments?
I totally concur about the MEK substitute.

I did a bit of research, and it turns out they only ma ...
22-2-2019 at 21:10
by: PirateDocBrown
Lab tips & tricks
Use sealed off pipettes or small test tubes to make ampoules to hold volatile or air/moisture sensit ...
20-2-2019 at 19:29
by: PirateDocBrown
Lab tips & tricks
Cut some thick rubber tubing to cushion iron rings that hold sep funnels. You don't want a funnel br ...
20-2-2019 at 19:27
by: PirateDocBrown
Recycling acetone after use in dry ice bath
Yep, I'd recycle it just as I recycle my wash acetone.

Vac distil, over anh. MgSO4, using a hot w ...
20-2-2019 at 19:19
by: PirateDocBrown
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