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Is there anyone from Asia here ?
As a curiosity, is there anyone from China/Japan/Korea here ? How are the laws there about chemistry ... |
24-3-2019 at 10:52
by: ChemistryForever |
U and Th
Is there any european source for uranium and thorium ( metallic or compounds, does not matter ) than ... |
16-3-2019 at 12:32
by: ChemistryForever |
White phosphorus recovery
I had about 10 grams of white P. At that moment, I tried to store it under mineral oil, just like al ... |
24-2-2019 at 11:16
by: ChemistryForever |
Old phenols purification
I have 2 questions:
1) Except for phenol, which other phenols do degrade upon exposure to air ?
2) ... |
18-2-2019 at 11:23
by: ChemistryForever |
Diethyl ether
Since diethyl ether boils at 34.6 degrees C and the average body temperature is aroung 36.5 - 37 deg ... |
18-2-2019 at 06:05
by: ChemistryForever |
Chromium 6 in EU
https://echa.europa.eu/authorisation-list
https://echa.europa.eu/support/qas-support/browse/-/qa/70 ... |
11-2-2019 at 13:01
by: ChemistryForever |
AcrosOrganics
Yes but if you want to buy fancy stuff like Bu3SnH or tms acetylene or nBuLi you won't find them eve ... |
11-2-2019 at 12:46
by: ChemistryForever |
Chromium 6 in EU
I see on the reach site that these compounds are on the authorisation list. Does this mean that you ... |
11-2-2019 at 03:20
by: ChemistryForever |
AcrosOrganics
I see that they sell to companies. I have a question: do you need a contract to buy from them ? Or i ... |
9-2-2019 at 10:46
by: ChemistryForever |
Heating Mantle
I'm unsure if a 1L heating mantle or 500mL heating mantle would be better. Which one would you recom ... |
9-2-2019 at 07:44
by: ChemistryForever |
German chemistry nomenclature
examples would be bernsteinsaure, buttersaure, essigsaure, ameisensaure. I figured out about salz an ... |
6-2-2019 at 13:33
by: ChemistryForever |
German chemistry nomenclature
Naming chemicals is pretty similar in english french italian or spanish and maybe even other europea ... |
6-2-2019 at 09:17
by: ChemistryForever |
Toxicity of Chromium (VI)
It is not that I shouldn't handle them. Is because I am aware of their dangerous nature, but I didn' ... |
3-2-2019 at 16:01
by: ChemistryForever |
Toxicity of Chromium (VI)
How toxic really are chromium (VI) compounds? They don't have such a bad reputation as mercury or cy ... |
3-2-2019 at 14:43
by: ChemistryForever |
Boronic acids
Where can I find some literature papers that show how to make these acids? I want to do some Suzuki ... |
2-2-2019 at 16:18
by: ChemistryForever |
PCl3 and PCl5
Good idea. Thank you. |
2-2-2019 at 10:45
by: ChemistryForever |
PCl3 and PCl5
As for PBr3 you can put phosphorus in bromine, could you do the same in liquefied chlorine ? I mean, ... |
2-2-2019 at 05:57
by: ChemistryForever |
Sigma-Aldrich
Not that I want exactly to buy something. It is just because they have everything, so if you can buy ... |
2-2-2019 at 04:36
by: ChemistryForever |
Sigma-Aldrich
Is there any way an individual can order from them? |
1-2-2019 at 02:06
by: ChemistryForever |
37% HCl from 20%HCl
Would you need to bubble a large excess of HCl gas to a 20% HCl solution to get to 37% ? I mean, are ... |
22-1-2019 at 11:45
by: ChemistryForever |
Resistant labels
What types of labels/ normal labels protection would you recommend as to ensure the labels of the co ... |
19-1-2019 at 13:35
by: ChemistryForever |
AgOH
Is there any way you can synthesize silver hydroxide ? If you mix AgNO3 with NaOH it will give just ... |
12-1-2019 at 12:58
by: ChemistryForever |
Amateur Chemistry now vs several decades ago
I think we should buy all the chemicals now before everything becomes more strict. I think that we a ... |
12-1-2019 at 07:26
by: ChemistryForever |
Hydrogen peroxide maximum safe concentration
I don't need concentrated H2O2 for anything. It was just a question. |
11-1-2019 at 16:10
by: ChemistryForever |
P2P-please don't discard, is just a scientific question with no intention about that chemical's synthesis
Phenylacetone is a list 1 drug precursor in both EU and USA and many other places. Still, there is a ... |
11-1-2019 at 15:24
by: ChemistryForever |
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