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Why is there no such thing as H3NO4 ?
[rquote=623776&tid=154107&author=metalresearcher]There is phosphoric acid H3PO4, arsenic aci ...
30-9-2019 at 02:04
by: Keras
Heating mantle blew up WTF!!!!!
I'm not sure what's going on. If you have no digital multimeter, it's pretty much a crapshoot game.
...
26-9-2019 at 00:22
by: Keras
Heating mantle blew up WTF!!!!!
Ok, I see. Well yeah, try tinkering with that trimpot. Let us know what you get out of it


[Edited ...
25-9-2019 at 06:17
by: Keras
Heating mantle blew up WTF!!!!!
Could you please post a closer picture of the PCB hosting the thyristor?
Thanks!
25-9-2019 at 02:17
by: Keras
Heating mantle blew up WTF!!!!!
What the heck is all that about? I mean:

1. A motor has a resistance and a counter-EMF. If your s ...
24-9-2019 at 06:57
by: Keras
Ethyl acetate and butyl acetate uses and storage
[rquote=623338&tid=153912&author=Fery]
We have quite cheap sources of chemical grade chemic ...
23-9-2019 at 04:34
by: Keras
37% hydrochloric acid
[rquote=623282&tid=73637&author=Pumukli]Could you elaborate a bit more?

E.g. was your sta ...
22-9-2019 at 11:41
by: Keras
37% hydrochloric acid
I'm resuscitating this thread because I attempted this afternoon to concentrate 23% hydrochloric aci ...
20-9-2019 at 12:02
by: Keras
Improving the yield of chromyl chloride: various questions
[rquote=622098&tid=153643&author=S.C. Wack]Brauer also has the wet method with CrO3 but this ...
4-9-2019 at 04:58
by: Keras
Improving the yield of chromyl chloride: various questions
Folks,

I have been pondering over a way to improve the yield of chromyl chloride synthesised out ...
3-9-2019 at 12:01
by: Keras
10 l chlorine generator
[rquote=621343&tid=153401&author=AJKOER]A different approach I am planning on trying out (ba ...
27-8-2019 at 00:49
by: Keras
hotplate performance
[rquote=621330&tid=153404&author=Sulaiman]
I see your problem ... judgng by 48,2 you live i ...
26-8-2019 at 04:38
by: Keras
10 l chlorine generator
[rquote=621324&tid=153401&author=Herr Haber]Those bleach pellets usually are Dichloroisocyan ...
26-8-2019 at 03:33
by: Keras
10 l chlorine generator
[rquote=621321&tid=153401&author=Pumukli]Just from the top of my head, without exact calcula ...
26-8-2019 at 03:09
by: Keras
10 l chlorine generator
Frankly, I put my nose at the end of the escape tube you can see at the left of the picture, and nev ...
26-8-2019 at 02:52
by: Keras
hotplate performance
[rquote=621315&tid=153404&author=Ubya]how many watts is the heating element? maximum tempera ...
26-8-2019 at 02:39
by: Keras
hotplate performance
Folks,

so that may look as a noob question (that's why I post it here), but I have that new hotpl ...
26-8-2019 at 02:09
by: Keras
10 l chlorine generator
Hi folks,

yesterday, I attempted (see attached picture) the sythesis of potassium chlorate using ...
26-8-2019 at 01:24
by: Keras
Haloform reaction goes weird
[rquote=619325&tid=152569&author=woelen]Chloride ion does not form CHCl3 with acetone. It is ...
31-7-2019 at 12:40
by: Keras
Haloform reaction goes weird
[rquote=619191&tid=152569&author=woelen]Be careful when mixing TCCA and acetone. TCCA and ac ...
31-7-2019 at 02:56
by: Keras
Haloform reaction goes weird
Yeah, you're prolly all right. The TCCA releases chlorine only slowly, so most of the acetone would ...
30-7-2019 at 01:22
by: Keras
Haloform reaction goes weird
Folks,

I'm in vacation, but decided I needed chloroform to remove a few stubborn spots on clothes ...
29-7-2019 at 12:14
by: Keras
m-xylene, 2,6-xylidine and lidocaine
Matter of fact, it was to give out as a birthday present to one of my friends who happens to be a de ...
27-7-2019 at 12:10
by: Keras
Making Benzene by Decarboxylation Video
I don't think the accent is that overwhelming. Not much different from NileRed's.

I'm not fun. I ...
27-7-2019 at 05:17
by: Keras
m-xylene, 2,6-xylidine and lidocaine
Folks,

I'm planning in turn to try and synthesise lidocaine (apparently several people, Nile Red ...
27-7-2019 at 05:12
by: Keras
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