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fermentation question
Wait untill alcohol rise to max.
destil etanol with liquid nitrogen
continue with fermentation ... |
23-9-2020 at 18:16
by: pneumatician |
Dry Glass with Heatgun ?
put a little etanol, spread it well and start fire. |
22-9-2020 at 11:00
by: pneumatician |
Hydrogen peroxide penetrability
superoxide dismutase? |
22-9-2020 at 07:54
by: pneumatician |
Reaction Cooling Equipment. What's out there?
if you live in Alaska, Siberia... wait untill a very cold nigth in winter, -20 to -60ºC with one or ... |
21-9-2020 at 09:56
by: pneumatician |
Boiling Stones?
https://www.sciencemadness.org/whisper/viewthread.php?tid=6407 |
17-9-2020 at 14:16
by: pneumatician |
Flat Flange lid not grounded o-ring
well I are waiting a reply from the seller. I prefer to use the ring but I see a chaos in all this. ... |
17-9-2020 at 07:11
by: pneumatician |
Flat Flange lid not grounded o-ring
ok, I received a reply, this:
[It looks like you have bought a blank (one-neck lid). We sell thes ... |
17-9-2020 at 07:03
by: pneumatician |
Flat Flange lid not grounded o-ring
hi, I purchased a Flat Flange lid (schott-duran o-ring system) and the contact surface with the vess ... |
16-9-2020 at 10:26
by: pneumatician |
Distallation of Salt
[rquote=638447&tid=155389&author=Mateo_swe]
If you have one of those ovens that are used fo ... |
15-9-2020 at 18:50
by: pneumatician |
Boiling Stones?
[rquote=644196&tid=25675&author=Sulaiman][rquote=644173&tid=25675&author=pneumaticia ... |
4-9-2020 at 06:31
by: pneumatician |
Boiling Stones?
[rquote=644171&tid=25675&author=Sulaiman][rquote=644149&tid=25675&author=pneumaticia ... |
3-9-2020 at 16:47
by: pneumatician |
Pretty Pictures (2)
Cyan copper...
|
3-9-2020 at 07:26
by: pneumatician |
Boiling Stones?
I distil a lot of wine & EtOH and NEVER put anything in the flask, no bumping. You put too much ... |
3-9-2020 at 07:12
by: pneumatician |
Making Scientific Glassware
the tools for glassblowing are very expensive... you need a lot of space too...
In Catalonia, Ire ... |
2-9-2020 at 09:16
by: pneumatician |
Boiling Stones?
maybe you not use enought balls or too big. Sometimes I get a bloob but so neutralized... it's inter ... |
2-9-2020 at 08:59
by: pneumatician |
Best place to get glassware in Germany?
witeg.de ???
or the guy in ebay.de selling the witeg catalog, chemicalbruda I think
witeg are ... |
1-9-2020 at 15:05
by: pneumatician |
Boiling Stones?
glass balls? I use it and work 100% easy to clean, well, sometimes hard to clean but if too hard I s ... |
1-9-2020 at 14:37
by: pneumatician |
Beirut explosion
look this. A new "accident"? or bad work procedures... in Catalonia
the tv say: all OK, NO danger ... |
14-8-2020 at 09:28
by: pneumatician |
Beirut explosion
Well I see a video where a device is drop and boommm!!!
if not, how can this amount of shit deton ... |
11-8-2020 at 07:01
by: pneumatician |
18K Gold sould I drop it in aqua regia.
[rquote=640170&tid=155751&author=DraconicAcid]
It says "INRI", which stands for Jesus of Na ... |
11-8-2020 at 05:53
by: pneumatician |
Electrolytic sulphur
ok, "Electrolytic sulphur" is from a guy labeling this in pedantic mode 
unless a "mutation" ta ... |
20-6-2020 at 15:01
by: pneumatician |
Aqua Regia + K2co3
hi,
I make some AR and try to kill it with K2co3 and a lot of insoluble precipitate come. what th ... |
20-6-2020 at 08:41
by: pneumatician |
Cosmetics Chemistry
holy shit! I worked some days in a famous makeup co. and the guy collecting and mixing the chems mak ... |
20-6-2020 at 08:26
by: pneumatician |
Electrolytic sulphur
what the hell is electrolytic Sulphur? how to make it? any link with data welcomed.
No, elementa ... |
14-6-2020 at 15:46
by: pneumatician |
Distallation of Salt
wow ha ha
I can get purer salt with vulgar boroglass wow ha ha
much more benefits!!!
... |
14-6-2020 at 15:14
by: pneumatician |
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