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Benzhydrol from Diphenhydramine
[rquote=588328&tid=132397&author=Mothman]
[quote]
Benzhydryl bromide is apparently not all ...
21-1-2019 at 05:52
by: DavidJR
Benzhydrol from Diphenhydramine
[rquote=588012&tid=132397&author=Jackson]Im trying to synthesize diphenylmethyl bromide from ...
21-1-2019 at 03:38
by: DavidJR
Resistant labels
I use a Dymo label machine (LabelManager 280) with (knockoff) vinyl label tapes. It seems to work pr ...
20-1-2019 at 05:07
by: DavidJR
Benzhydrol from Diphenhydramine
[rquote=587110&tid=132397&author=Tellurium][rquote=587031&tid=132397&author=UC235]On ...
19-1-2019 at 13:00
by: DavidJR
red P in EU
I agree with these observations re Limac.lv's red phosphorus.
19-1-2019 at 07:50
by: DavidJR
Boiling HNO3 plus even hotter cooking oil ?
Is mineral oil a viable option? I'd expect it to be much less reactive than cooking oil since it's b ...
17-1-2019 at 05:18
by: DavidJR
Ferric Ammonium Citrate Disposal
[rquote=583492&tid=128692&author=MrHomeScientist]I usually take "rust" to mean red iron oxid ...
14-1-2019 at 07:25
by: DavidJR
Ferric Ammonium Citrate Disposal
Just pour it down the drain. Honestly, it's pretty innocuous stuff.
13-1-2019 at 18:39
by: DavidJR
red P in EU
[rquote=580086&tid=126761&author=ChemistryForever]Where did you buy that red P from ? I basi ...
9-1-2019 at 19:06
by: DavidJR
red P in EU
I bought 250g and didn't have any problems.
9-1-2019 at 16:54
by: DavidJR
Brexit effect - reagent dry up from/to the UK
Yes, this does worry me too. Stupid decision.
7-1-2019 at 15:16
by: DavidJR
Co2 as an inert atmosphere
In short, no. CO2 is much more reactive than nitrogen. It may be usable for some things, but it will ...
7-1-2019 at 07:14
by: DavidJR
How to repair a thermocouple?
Solder may work but it most certainly will change the temperature/voltage curve of the thermocouple. ...
6-1-2019 at 19:00
by: DavidJR
Large lab
NileRed isn’t really an amateur any more though, he’s effectively a professional chemistry educa ...
2-1-2019 at 22:13
by: DavidJR
Chemical suppliers that sell to individuals?
Where are you located?

http://www.sciencemadness.org/smwiki/index.php/Lab_suppliers
2-1-2019 at 18:51
by: DavidJR
UK eBay 500ml heating mantle, stirring, PT100 probe.
Very tempting .... again it is not something that I really need since I already have a 500ml non-sti ...
2-1-2019 at 10:03
by: DavidJR
Long term chemical storage
[rquote=570994&tid=117683&author=experimental]It's 100mL of 37% formaldehyde, stored in an H ...
28-12-2018 at 16:29
by: DavidJR
How to scrub ethyl acetate vapors before releasing into the outside air? Hundreds of neighbors are complaining.
You could maybe set up some sort of activated carbon filter on the outlet of the vacuum pump.
28-12-2018 at 16:26
by: DavidJR
How to scrub ethyl acetate vapors before releasing into the outside air? Hundreds of neighbors are complaining.
During filtration etc are you leaving large containers of solvent open to the air? If so then loosel ...
28-12-2018 at 15:25
by: DavidJR
DCM to be removed soon
[rquote=570488&tid=118759&author=fusso]Chemicals don't offend people; people do. Dying from ...
27-12-2018 at 19:54
by: DavidJR
DCM to be removed soon
The situation in the EU is that DCM is banned in paint strippers, but that doesn't affect any other ...
27-12-2018 at 17:03
by: DavidJR
DCM to be removed soon
Not news, but good. It has no place in products sold to the average unsuspecting DIY-er with no prop ...
27-12-2018 at 15:13
by: DavidJR
Large lab
I just checked my inventory spreadsheet and I have about 170 rows, though a few of them are really t ...
27-12-2018 at 14:32
by: DavidJR
Dichloromethane
[rquote=569213&tid=117726&author=Deathunter88]Stop being so paranoid! The fact that it's sol ...
26-12-2018 at 16:40
by: DavidJR
Dichloromethane
Why would glass bottles present an explosion hazard?
25-12-2018 at 19:35
by: DavidJR
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