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Violuric acid salts (fantastic colors and variety)
I don't believe I've seen anyone post an aniline salt yet, that would be neat. Piperidine too if any ...
28-2-2021 at 09:22
by: Amos
Disposal of sulfuric drain opener
I wouldn't even bother neutralizing; just dilute it in maybe 100 parts water and pour it down the si ...
27-2-2021 at 18:20
by: Amos
White growth on unopened container of chlorotrimethylsilane
Anything that produces HCl produces a white fume on glass that rubs away, I've noticed a filmy textu ...
27-2-2021 at 16:26
by: Amos
Weird precipitate (tin-carbonate?)
I don't think tin is oxidized all the way to the +4 oxidation state; I believe you have tin(II) hydr ...
26-2-2021 at 17:11
by: Amos
Vanillin chemistry: Piperonal
Your write-ups are a real joy to read, although sorry about your yield. Are you taking any steps to ...
25-2-2021 at 07:19
by: Amos
Isopropyl Salicylate
Purple coloration usually means you have some small amount of iron contamination; it's very, very co ...
22-2-2021 at 07:02
by: Amos
NiCl2 Weirdness
Your early precipitate sounds like copper(i) chloride or oxychloride. If you ever suspect you've got ...
20-2-2021 at 05:46
by: Amos
1000%+ of expected yield of cobalt from lithium ion batteries. Why?
[rquote=655089&tid=157057&author=Amos]You say you expected 20 grams of cobalt to be in the b ...
17-2-2021 at 09:43
by: Amos
Preparation of Phosphoric Acid (from calcium phosphate)
[rquote=655136&tid=22946&author=Fluorite]Aaeemmm any ideas if sodium bisulfate can be used i ...
17-2-2021 at 09:40
by: Amos
what do you use to store iodine/bromine
An ordinary glass reagent jar from the old days with a plain rubber stopper is basically flawless. ...
17-2-2021 at 09:29
by: Amos
1000%+ of expected yield of cobalt from lithium ion batteries. Why?
You say you expected 20 grams of cobalt to be in the batteries, and you say you were dissolving lith ...
15-2-2021 at 15:52
by: Amos
Improving chloroform yield with acid.
Since the topic of using calcium hypochlorite is fresh in the thread, are there any US members that ...
13-2-2021 at 06:26
by: Amos
lab clear out sale
If someone does buy the entire 2.5kg lot, and lives in the US, I'd be willing to buy a small amount ...
7-2-2021 at 07:19
by: Amos
Methaqualone
Benignium, thank you so much for keeping up with the thread and addressing all of the comments with ...
1-2-2021 at 18:27
by: Amos
Disulfur diiodide substitute for phosphorus triiodide
You should try this method and also try the aluminum foil method with the same quantities of iodine ...
28-1-2021 at 06:14
by: Amos
Concentrating Battery Acid and Chromium Sulfate Synthesis
If anyone is still trying to prepare chromium sulfate and just getting a dark green syrup, I've foun ...
29-12-2020 at 06:53
by: Amos
Copper acetate- Any ideas on what to do with it?
Both copper salts and antimony salts were sometimes added to improve the color and clouding properti ...
20-12-2020 at 10:15
by: Amos
[Meme]Oh so you like amateur chemistry?
[rquote=651703&tid=156423&author=karlosĀ³]Meme thread? Alright I have this:[/rquote]

This ...
20-12-2020 at 09:48
by: Amos
Methaqualone
I'd love to know what your method for producing polyphoshoric acid is, and where you choose to stop ...
11-12-2020 at 13:12
by: Amos
Improving chloroform yield with acid.
[rquote=649560&tid=156572&author=Tsjerk][rquote=649558&tid=156572&author=Amos]
It d ...
21-11-2020 at 12:39
by: Amos
Improving chloroform yield with acid.
[rquote=649555&tid=156572&author=Tsjerk]
The decomposition of chloroform by hydroxides you ...
21-11-2020 at 05:36
by: Amos
Does methanol smell like anything to you?
To me it has no odor unless I bury my nose in the vapor, in which case it has a sort of "clean" smel ...
13-11-2020 at 05:44
by: Amos
Benzaldehyde synthesis using aqueous nitric acid
[rquote=476013&tid=72076&author=LD5050]Is it important the concentration be at 90% or can hi ...
12-11-2020 at 16:37
by: Amos
Reactions I could do with phthalic annhydride?
Phthalic anhydride can be used in friedel-crafts reactions with benzene derivatives to form anthroqu ...
28-10-2020 at 13:55
by: Amos
Real sassafras oil from roots!
Anywhere fairly-well drained and especially at the edge of a forest and in clearings is fair game fo ...
20-10-2020 at 17:42
by: Amos
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