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Where to buy a 50 Liter Magnetic Hotplate Stirrer?
[rquote=482678&tid=73912&author=Praxichys]Why stir a vacuum distillation when you could just ... |
8-5-2017 at 11:53
by: PirateDocBrown |
Two depictions of the same molecule.
But to help you in your quest for understanding, there are no double bonds in benzene. The pi system ... |
6-5-2017 at 11:54
by: PirateDocBrown |
Two depictions of the same molecule.
Far more important than the resonance of the ring is the chirality of the carbon vicinal to the amin ... |
6-5-2017 at 11:48
by: PirateDocBrown |
chemistry set appreciation
I'd do anything to have my old childhood chemistry set back. It was a 60's era Skil-craft, with the ... |
6-5-2017 at 02:51
by: PirateDocBrown |
Latest chemical order?
Made another order, this one to a pyrotechnic supply place.
1 lb Dextrin (they had it cheap)
1 l ... |
5-5-2017 at 12:28
by: PirateDocBrown |
Urea
greenwaybiotech.com |
4-5-2017 at 21:17
by: PirateDocBrown |
Solvents purification by drying then freezing them!
[rquote=482171&tid=73728&author=Melgar]For anyone interested, the way apple jack was typical ... |
2-5-2017 at 23:55
by: PirateDocBrown |
Chromates from stainless steel! How does it work?
I would use Ca(OCl)2 if I were you. The calcium could then be precipitated by sulfate later. |
2-5-2017 at 03:03
by: PirateDocBrown |
Acetonitrile form Ammonium acetate
Hmm, ok! I'll check it out. |
1-5-2017 at 17:38
by: PirateDocBrown |
Acetonitrile form Ammonium acetate
Exactly where are people finding P2O5? Convenient and economical sources are proving elusive for me. ... |
1-5-2017 at 15:39
by: PirateDocBrown |
making anhydrous ethanol from vodka.
I use sieves for the final dehydration and for storage.
I distill over NaOH to a concentration ab ... |
1-5-2017 at 12:50
by: PirateDocBrown |
Solvents purification by drying then freezing them!
Freezing was how acetic acid was purified for a long time. That's why it's called "glacial". |
30-4-2017 at 11:06
by: PirateDocBrown |
ethers for Grignards reaction
At what temperature do you propose to work with dimethyl ether? |
29-4-2017 at 11:28
by: PirateDocBrown |
latest glassware purchase
That's the idea. Since you can get one of these, with a condenser, for not much, I'm looking for a g ... |
27-4-2017 at 23:03
by: PirateDocBrown |
latest glassware purchase
It's a pretty standard Soxhlet.
|
27-4-2017 at 22:16
by: PirateDocBrown |
latest glassware purchase
Six bucks at University Surplus!
Another $25 on a couple boxes of flasks and reagent bottles, too ... |
27-4-2017 at 19:10
by: PirateDocBrown |
The Problem with SynthSource
Lithium 6 or 7? Or just heavy water? |
27-4-2017 at 10:52
by: PirateDocBrown |
Today, I march.
Well, I never once mentioned Darwin, atheism or Communism, until you did, first. At no time did I sp ... |
26-4-2017 at 07:23
by: PirateDocBrown |
Today, I march.
[rquote=481489&tid=73608&author=Rosco Bodine]
https://pbs.twimg.com/media/C-JiNIMXsAEuk99.j ... |
26-4-2017 at 00:54
by: PirateDocBrown |
Latest chemical order?
Found some inexpensive tech grade inorganics today, for general lab use.
Aluminum Sulfate, 4 lbs. ... |
25-4-2017 at 00:07
by: PirateDocBrown |
Melting sodium metal into solid blob
There's a video out there of a guy skipping a disc of sodium on water, like a skimming stone. Google ... |
24-4-2017 at 14:39
by: PirateDocBrown |
Today, I march.
Takes all kinds, I guess. |
24-4-2017 at 14:37
by: PirateDocBrown |
Today, I march.
What you aren't discerning is that there is an existential threat, not only to free republics, but a ... |
24-4-2017 at 11:07
by: PirateDocBrown |
Today, I march.
Careful, you could wear out your quotation mark key.
In general, we scientists are working to mak ... |
24-4-2017 at 08:52
by: PirateDocBrown |
Today, I march.
I hardly think in the present, the 21st-century United States, the cultural values of Marxism are th ... |
24-4-2017 at 06:33
by: PirateDocBrown |
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