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Brewing Homemade Vinegar to Make Acetic Acid
Special strains weren't available 100 years ago either, much less 200. One doesn't need special bact ... |
24-9-2021 at 15:22
by: S.C. Wack |
Brewing Homemade Vinegar to Make Acetic Acid
[rquote=665584&tid=157944&author=macckone]add mother of vinegar and aerate.
wait months[/ ... |
23-9-2021 at 14:01
by: S.C. Wack |
Putting BaSO4 to use?
"It has been found that barium sulfate can be decomposed to the extent of over 99 per cent in a sing ... |
19-9-2021 at 10:26
by: S.C. Wack |
Report on making chromium chloride CrCl3.6H2O
[rquote=665355&tid=157932&author=woelen]From 37% HCl you really get some CrO2Cl2, despite al ... |
17-9-2021 at 16:05
by: S.C. Wack |
Report on making chromium chloride CrCl3.6H2O
[rquote=665323&tid=157932&author=woelen]You definitely need a reducing agent[/rquote]
It ... |
16-9-2021 at 14:21
by: S.C. Wack |
Thionyl chloride via the oxidation of SCl2 with a chlorate?
Well, I'm not sure that there's much reason to upload articles here when they are downloaded from sc ... |
16-9-2021 at 14:17
by: S.C. Wack |
Thionyl chloride via the oxidation of SCl2 with a chlorate?
[rquote=665282&tid=157933&author=woelen]The problem with that kind of given reactions on Wik ... |
15-9-2021 at 15:35
by: S.C. Wack |
Report on making chromium chloride CrCl3.6H2O
[rquote=665277&tid=157932&author=Lion850]Question: I have a lot of CrO3 and I was wondering ... |
15-9-2021 at 15:25
by: S.C. Wack |
Lethal dose of mercuric nitrate
Organic and elemental (lung-absorbed) Hg would be much more likely to cross the blood brain barrier. ... |
15-9-2021 at 15:11
by: S.C. Wack |
Lethal dose of mercuric nitrate
[rquote=662183&tid=156298&author=Antiswat]i would never handle mercury salts. having been po ... |
13-9-2021 at 16:06
by: S.C. Wack |
Puryfiing 99% denatured alcohol
The question is how many theoretical plates will be required to separate such a mixture with a 16-17 ... |
11-9-2021 at 22:12
by: S.C. Wack |
Hand vacuum pump vs mechanical
No need for valves for filtrations that last a minute or so...turn on the pump, hold the hose in you ... |
11-9-2021 at 22:11
by: S.C. Wack |
Has any hobbyists ordered chemicals from Sigma-Aldrich?
The methylated cpd. has some obvious uses but is not a listed precursor even so. Pyrrolidine on the ... |
26-8-2021 at 14:03
by: S.C. Wack |
Mystery Glassware Identification Thread
It's a Gooch crucible, and as with cheap Buchners, the Coors version has smaller, nicer holes. |
25-8-2021 at 13:46
by: S.C. Wack |
Has any hobbyists ordered chemicals from Sigma-Aldrich?
To evade certain laws, pyrrolidine versions of drugs have been sold on the street (PCP being first i ... |
25-8-2021 at 13:43
by: S.C. Wack |
Everyday Chemistry
[rquote=658475&tid=84298&author=arkoma]Method 1 from [url=https://www.erowid.org/archive/rho ... |
15-8-2021 at 20:55
by: S.C. Wack |
Chromatography Silica 60Å, 15-40µm
Mixing vinegar and baking soda produces gas that kills all animals. AND causes global warming.
If ... |
13-8-2021 at 18:17
by: S.C. Wack |
Preparation of NaH from sodium metal.
With the more reactive metals, hydrides can be made without heat from RM and H, easily, sometimes, s ... |
10-8-2021 at 14:50
by: S.C. Wack |
Preparation of NaH from sodium metal.
[rquote=663198&tid=157640&author=Panache] (and this from the lit guru, one is inclined to be ... |
24-7-2021 at 21:57
by: S.C. Wack |
Storage of 35% H2O2
3% peroxide may be found in dark plastic flip-top bottles. These are convenient containers for the s ... |
23-7-2021 at 16:21
by: S.C. Wack |
Preparation of NaH from sodium metal.
It would be one of those reactions listed under formation (Bildung) rather than preparation (Darstel ... |
23-7-2021 at 16:07
by: S.C. Wack |
Vogel. 5th edition
This is less than breaking news. There is an OCR version, a much smaller non-OCR, and .djvu too. Tak ... |
21-7-2021 at 14:28
by: S.C. Wack |
Different molecular sieves question
One would think so but 3A is cheaper at Aldrich. 4A is the original so it's going to be mentioned, b ... |
21-7-2021 at 14:16
by: S.C. Wack |
Preparation of Bromine
Some obvious variations might be worth mentioning here,where no fume hood is needed. Maybe you'd lik ... |
18-7-2021 at 18:52
by: S.C. Wack |
Oxalyl Chloride Challenge
[rquote=662750&tid=82462&author=Praxichys]Any particular reason for that assessment?[/rquote ... |
12-7-2021 at 14:57
by: S.C. Wack |
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