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Thermal Tolerance of this crucible
[rquote=626048&tid=154423&author=vibbzlab]I bought crucible for thermite reaction[/rquote]
...
12-11-2019 at 08:49
by: Ubya
Nitrite in acidic solution
what λ are you using for your spectrophotometric determination? if you use a band that doesn't ove ...
12-11-2019 at 08:24
by: Ubya
Thermal Tolerance of this crucible
[rquote=626044&tid=154423&author=vibbzlab]I was planning to make phthtalic anhydride from Ph ...
12-11-2019 at 08:16
by: Ubya
Tired of reporting spam
Here the spam posts come again
12-11-2019 at 01:17
by: Ubya
How YouTube sees content value (no, we are not valued)
[rquote=625913&tid=154323&author=vibbzlab]But there is another reason for monetisation. It's ...
12-11-2019 at 00:18
by: Ubya
DIY black light
[rquote=625904&tid=154305&author=vibbzlab]I'm really feeling bad on picking this post up aga ...
12-11-2019 at 00:04
by: Ubya
pet ether/n-hexane from gasoline/petrol
[rquote=625822&tid=154310&author=j_sum1]Extrations and Ire did a nice couple of videos disti ...
10-11-2019 at 14:13
by: Ubya
Introducing new amateur chemist
[rquote=625707&tid=154298&author=vibbzlab]I have got the condenser. So maybe I should invest ...
8-11-2019 at 08:29
by: Ubya
vacuum distillation
[rquote=625667&tid=154304&author=Schmiddy]is there a particular reason why your cooling rese ...
8-11-2019 at 08:18
by: Ubya
DIY black light
"People selling UV light damn expensive here "
go to ebay, you can get a UV light from china for le ...
7-11-2019 at 17:38
by: Ubya
vacuum distillation
it gets hot, but not dangerously hot.
mu pump system is small because i'm trying to make everything ...
7-11-2019 at 17:35
by: Ubya
vacuum distillation
i haven't done a vacuum distillation yet as i haven't needed to do one and generally i don't trust m ...
7-11-2019 at 12:33
by: Ubya
If you need analytical testing
Where are you located? People here are from all around the globe, shipping costs and time may be an ...
6-11-2019 at 14:47
by: Ubya
Test tube rack
"What would you say the best sized rack is?" the size depends on what you need it for, if you need t ...
6-11-2019 at 09:38
by: Ubya
Made to order PTFE adapters
[rquote=625565&tid=144230&author=Loptr][rquote=625547&tid=144230&author=draculic aci ...
6-11-2019 at 07:48
by: Ubya
webcam near UV-VIS-NIR spectrophotometer(proof of concept)
[rquote=625559&tid=154260&author=Sulaiman][rquote=625534&tid=154260&author=Twospoons ...
6-11-2019 at 07:14
by: Ubya
webcam near UV-VIS-NIR spectrophotometer(proof of concept)
[rquote=625531&tid=154260&author=andy1988]Also an issue is transmittance/absorbance of the l ...
5-11-2019 at 09:56
by: Ubya
webcam near UV-VIS-NIR spectrophotometer(proof of concept)
" a lens that has a constant focal length over the required sectrum would be complex and expensive." ...
5-11-2019 at 07:26
by: Ubya
webcam near UV-VIS-NIR spectrophotometer(proof of concept)
[rquote=625493&tid=154260&author=12thealchemist]I hadn't considered the possibility of using ...
4-11-2019 at 10:22
by: Ubya
Made to order PTFE adapters
[rquote=625484&tid=144230&author=Loptr]Did this ever pan out?

If not, then I have a treat ...
4-11-2019 at 09:52
by: Ubya
is it normal that i just want to play around with chemicals and make organic molecules for the hell of it
making something cor tha sake of doing it is at the core of amateur chemistry IMO. we are not paid t ...
3-11-2019 at 17:47
by: Ubya
webcam near UV-VIS-NIR spectrophotometer(proof of concept)

using CD as a diffraction grating
[file]77861[/file]
using a DVD as diffraction grating
[file ...
3-11-2019 at 10:34
by: Ubya
webcam near UV-VIS-NIR spectrophotometer(proof of concept)
[rquote=625410&tid=154260&author=12thealchemist]I tried a similar sort of project some month ...
2-11-2019 at 12:27
by: Ubya
Silica gel for food packaging->silica gel for chromatography?
and i have been fantasizing of using kitty litter silica gel as stationary phase in column chromatog ...
1-11-2019 at 06:17
by: Ubya
Caffeine extraction
wait what? the henderson-hasselbach equation is used to calculate the ph of a buffer solution, are y ...
1-11-2019 at 06:14
by: Ubya
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