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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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