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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=karlos³]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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