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90 - 99% nitric acid using dichloromethane
[rquote=654316&tid=16589&author=Sulaiman][rquote=650686&tid=16589&author=teodor]... ...
8-2-2021 at 12:04
by: teodor
What happened to the Russian forum exploders.info ?
I was not aware about this site, but according to this page:
https://rubanlist.com/exploders-info.h ...
13-1-2021 at 03:20
by: teodor
Spontanious Cracking on New Branded Glassware ?
DURAN is not a company, it is a glass type. The name of the company is "DWK Life Science". Also comp ...
13-1-2021 at 02:55
by: teodor
Sulphuric acid
A good water vacuum aspirator is not expensive and can give 20 mmHg vacuum easily. Could it make the ...
12-1-2021 at 01:25
by: teodor
Most expensive mistakes you've made?
Starting a home lab ... well, I am not sure it was a mistake, because I like it much, but those expe ...
12-1-2021 at 01:21
by: teodor
KCN synthesis. Care to share your thoughts?
[rquote=652671&tid=155774&author=Benignium]
teodor, HCN is rather prone to polymerization, ...
8-1-2021 at 01:50
by: teodor
KCN synthesis. Care to share your thoughts?
Hydrogen cyanide is actually liquid under 26C and the liquid state is always much safer to work with ...
6-1-2021 at 16:38
by: teodor
Isopropyl Acetate
Thanks Fery & DraconicAcid, I've got the idea. We drive-off both water and alcohol and when the ...
6-1-2021 at 12:39
by: teodor
Isopropyl Acetate
@Fery Interesting. How do you get separation of water and iso-propyl alcohol in Dean-Stark? Also wha ...
6-1-2021 at 10:58
by: teodor
Isopropyl Acetate
@Jome, By the way, I often notice appearing of "petrol" smell which is probably the same think as "u ...
6-1-2021 at 03:16
by: teodor
Isopropyl Acetate
I've made iPrOAc and I think the smell is just great, comparing to PrOAc and BuOAc. It is not so "pl ...
6-1-2021 at 01:53
by: teodor
Rare and hard to obtain chemicals for sale
I bought Na metal, Mg metal, CrO3, benzene, cobalt nitrate, chromium nitrate, diethyl ether from che ...
5-1-2021 at 12:27
by: teodor
Ozone. Very easy
@vano In the old soviet children book "занимательные опыты по химии, Але ...
5-1-2021 at 05:52
by: teodor
Short question / quick answer - Thread
As far as I know "Calcium chloride combines with alcohols, phenols, amines, amino-acids, amides, ket ...
4-1-2021 at 07:13
by: teodor
Cleaning / Recycling HNO3 Solution
I think the point is that if the acid is contaminated you need vacuum for distillation. Contaminatio ...
1-1-2021 at 10:43
by: teodor
Everyday Chemistry (provisional)
I have distilled methyl salicylate. It's a good start of the new year - the first batch of the crude ...
1-1-2021 at 07:04
by: teodor
Looking over the border: EU-Regulations
The most important impact which I see is the new limitation of rights to do scientific experiments / ...
31-12-2020 at 04:33
by: teodor
Ika or Corning?
@valeg96
This refined oil of alkanes is still flammable and can ignite on some conditions. If you c ...
30-12-2020 at 11:57
by: teodor
Ika or Corning?
The exact composition still plays some role because I must be sure the lowest boiling point of any h ...
30-12-2020 at 11:07
by: teodor
Ika or Corning?
Don't blame yourself, @valeg96, because every novice can read in Vogel's book (as well as in many ot ...
30-12-2020 at 09:45
by: teodor
Looking over the border: EU-Regulations
What I don't see and what I expect to see in the documents is reference to some analysis how this ba ...
30-12-2020 at 04:21
by: teodor
Ika or Corning?
[rquote=652230&tid=156814&author=valeg96]Olive oil has a very low smoke point, and is not go ...
30-12-2020 at 01:41
by: teodor
Ika or Corning?
@valeg96 I tried only olive oil. It is unpractical to heat it to anything more than 100C in a living ...
30-12-2020 at 00:20
by: teodor
Ika or Corning?
@valeg96 I didn't get much success with water bath + ethanol, the heating is not enough to get a nor ...
29-12-2020 at 11:27
by: teodor
Ika or Corning?
Is hotplate stirrer with a water bath is better than just magnetic stirrer + (heating mantle or heat ...
29-12-2020 at 09:43
by: teodor
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