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Purification of drain-cleaner acid
I wondered about that but... what enzymes would there be in sulphuric acid, and why would you want t ...
26-1-2022 at 10:02
by: unionised
Purification of drain-cleaner acid
[rquote=670391&tid=158315&author=Rainwater] I
I believe the brown has emzine inhibitors, [/ ...
26-1-2022 at 04:17
by: unionised
Magnesium chlorate
Are the "magnesium flakes" very hygroscopic?
I'm wondering if they are actually sulphate.

In any ...
25-1-2022 at 00:54
by: unionised
Electrolysis of potassium bisulfate
Are you aware of this?
https://en.wikipedia.org/wiki/Potassium_persulfate
10-1-2022 at 09:13
by: unionised
inorganic particals come "alive" under the microscope
https://en.wikipedia.org/wiki/Mercury_beating_heart

https://en.wikipedia.org/wiki/Tears_of_wine
7-1-2022 at 11:20
by: unionised
disolving carbon
I think the yield of the acetylene to benzene reaction is poor, with lots of by products.
On the o ...
6-1-2022 at 14:49
by: unionised
disolving carbon
Do you know what form the 14C is in?
I seem to recall that it is made by irradiating nitrogen with ...
6-1-2022 at 01:49
by: unionised
Alternative uses for an illegally owned Oxygen tank?
7.3- an air reservoir for a compressor- might not be as good an idea as it seems.
Such reservoirs o ...
3-1-2022 at 09:17
by: unionised
Alternative uses for an illegally owned Oxygen tank?
[rquote=669552&tid=158241&author=Sulaiman]

who keeps ownership documents for 10 years?

...
3-1-2022 at 04:28
by: unionised
Alternative uses for an illegally owned Oxygen tank?
There may be a good reason why it was binned.
You can't use it safely and if you can't use it then ...
2-1-2022 at 11:13
by: unionised
How common is long-term loss of smell if you get Omicron while vaccinated?
I got the bug (in spite of 3 jabs) over Xmas and my sense of smell became rather "muted" for a few d ...
2-1-2022 at 02:26
by: unionised
Sodium nitrate synthesis from salt
[rquote=669407&tid=158225&author=Bedlasky][rquote=669399&tid=158225&author=servo]
I ...
1-1-2022 at 05:25
by: unionised
A possible fraud!
So I had a look round on the web and found this which tells me the density of some copper/ silver al ...
1-1-2022 at 05:13
by: unionised
Questions about piranha solution.
[rquote=669440&tid=158173&author=macckone]
Peracetic acid is basically glacial acetic with ...
31-12-2021 at 16:58
by: unionised
Deploying an Impractical HE By In Situ Preparation, Pros and Cons
[rquote=669258&tid=158212&author=Fyndium]The practice of spilling liquid oxygen to an airstr ...
31-12-2021 at 03:12
by: unionised
Help to understand a chemical procedure
If you can post a copy or a link someone here might tell you what it means.
(Not me, I'm afraid my ...
28-12-2021 at 14:42
by: unionised
Sodium nitrate synthesis from salt
The mixture will have a lower melting point.
And the stuff will decompose when you melt it.
28-12-2021 at 06:56
by: unionised
A possible fraud!
Silver is notorious for getting bubbles in it when you cast it.
When it is molten it absorbs oxygen ...
27-12-2021 at 02:39
by: unionised
Deploying an Impractical HE By In Situ Preparation, Pros and Cons
"The fact that spilled liquid oxygen on asphalt would become explosive is amazing and also suggests ...
26-12-2021 at 05:19
by: unionised
A possible fraud!
https://www.youtube.com/watch?v=UQ97jkVnX0A
26-12-2021 at 05:06
by: unionised
Deploying an Impractical HE By In Situ Preparation, Pros and Cons
The idea has been in use fora little over 120 years.
https://en.wikipedia.org/wiki/Oxyliquit
25-12-2021 at 10:25
by: unionised
Electrode shapes
[rquote=669119&tid=158215&author=Rainwater]attached are some concept images
my question is
...
25-12-2021 at 10:03
by: unionised
How bad is the smell of thiols?
[rquote=668892&tid=158198&author=theAngryLittleBunny]

I only need tiny amounts, a few mil ...
19-12-2021 at 04:49
by: unionised
How bad is the smell of thiols?
We had to analyse a gasket that was contaminated with ethanthiol once.
When we opened the steel tin ...
19-12-2021 at 04:47
by: unionised
Boiling point of organic carbonates
The other cyclic ones seem more aligned, so I guess that's the thing that matters.

https://en.wi ...
18-12-2021 at 13:29
by: unionised
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