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Chemical demonstration: accurate wind direction detection with tert-butanol I did a few experiments with GAA but it doesn't form needle-like crystals in those conditions.
Al ... |
8-12-2021 at 14:55 by: teodor |
Drying Acetic Acid? Fery, thanks for the information. It proofs that my experiment results were right. But as you said, ... |
8-12-2021 at 11:04 by: teodor |
WARNING: Explosive reaction between pool chlorine chemicals Benzene solution of NCl3 is "somehow stable in the dark" as some sources do mention, but that means ... |
8-12-2021 at 08:37 by: teodor |
Drying Acetic Acid? [rquote=668308&tid=65803&author=Fery]Crystallization in common is much more powerful method ... |
8-12-2021 at 08:06 by: teodor |
Drying Acetic Acid? [rquote=668303&tid=65803&author=garphield]Could you just add some sulfuric acid to the wet a ... |
8-12-2021 at 07:34 by: teodor |
WARNING: Explosive reaction between pool chlorine chemicals Bedlasky, I really wanted to write "complex or adduct" but I forget the second word, thank you. Yes, ... |
8-12-2021 at 04:56 by: teodor |
WARNING: Explosive reaction between pool chlorine chemicals NCl3 should be an interesting compound. Alas, it has explosive properties. I am wondering, is it pos ... |
8-12-2021 at 04:17 by: teodor |
Drying Acetic Acid? Fery, I tested the acid I've purified by distillation through my column and it has a temperature of ... |
7-12-2021 at 12:04 by: teodor |
Small scale production of H2SO4 in the amateur lab AJKOER, I was wondering where you are. It's nice to see you again.
According to SM wiki:
"Sulf ... |
7-12-2021 at 06:20 by: teodor |
Drying Acetic Acid? [rquote=668259&tid=65803&author=Fery]but all bottles with commercial acetic acid I tried alw ... |
7-12-2021 at 04:07 by: teodor |
Drying Acetic Acid? Sodium acetate is a trihydrate. I think that drying sodium acetate and sulfuric acid is not so trivi ... |
7-12-2021 at 02:11 by: teodor |
Drying Acetic Acid? Hi SWIM.
Yes, I am doing it mainly to understand fraction distillation. I think it is a very imp ... |
6-12-2021 at 03:21 by: teodor |
Chemical demonstration: accurate wind direction detection with tert-butanol I think this could be a nice mixed chemical/physical demonstration for children of all ages.
On S ... |
6-12-2021 at 02:29 by: teodor |
Which formula do you use to correct boiling point depending on the atmospheric pressure I am doing several experiments with simple (Fischer) esterification and I noticed that today my wate ... |
1-12-2021 at 04:11 by: teodor |
Fume hood ventilation. Need advice. Mixe, start trying. I don't think nitric acid fumes can create explosive residue in your ventilation ... |
1-12-2021 at 03:21 by: teodor |
Fume hood ventilation. Need advice. Mixe, I think you overcomplicating it.
Surely, all metal parts are corroded by acid fumes but it ... |
29-11-2021 at 15:08 by: teodor |
Drying Acetic Acid? Hi Fery.
I use 14/23 and 29/32, depending on the scale (the volume of the liquid). My Widmer colu ... |
25-11-2021 at 11:17 by: teodor |
Drying Acetic Acid? [rquote=667720&tid=65803&author=Fery]
Anyway the column distillation is very good skill in ... |
24-11-2021 at 12:04 by: teodor |
Drying Acetic Acid? I'm doing experiments with drying acetic acid just now. I found a useful article:
https://www.rese ... |
24-11-2021 at 02:38 by: teodor |
Glassware cleaning routine I use Dimroth horizontally, it is very efficient for distillation at atmospheric pressure. Yes, it c ... |
15-11-2021 at 04:10 by: teodor |
Remarkable reaction with MoO3, producing vapor of molybdenum compound I am curious, could also SbCl5 be used in those reactions? |
9-11-2021 at 00:30 by: teodor |
Small scale production of H2SO4 in the amateur lab I believe O3 can also contaminate the product with persulfuric acid.
Could PbO2 be used for sulfu ... |
30-10-2021 at 04:41 by: teodor |
Small scale production of H2SO4 in the amateur lab I also have an idea to compare p-toluenesulphonic acid vs H2SO4/HCl for ester synthesis. I plan 3 ex ... |
29-10-2021 at 01:19 by: teodor |
Diluting 90+% Nitric Acid to 70%? Storing 90%+ (e.g. 98%) nitric acid is not easy. I use a Duran Protect bottle with a red Teflon-line ... |
21-10-2021 at 03:17 by: teodor |
A Beginner Microscope In my school time, I used this microscope. It is made in USSR. It has 2 objectives 8x and 20x and zo ... |
21-10-2021 at 02:03 by: teodor |
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