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400W 8A Adjustable Power Supply with WIFI
[rquote=668370&tid=158158&author=wg48temp9][rquote=668202&tid=158158&author=Ubya]
O ... |
9-12-2021 at 18:22
by: Ubya |
Receiving items from overseas
Strong scent and the appearence of loose ground leaves.
They might have thought your package was we ... |
7-12-2021 at 05:47
by: Ubya |
Vacuum pump for distillation etc.
What kind of pump oil are you using?
Usually vacuum pump oils are sensitive to moisture, so even no ... |
7-12-2021 at 05:40
by: Ubya |
Chemical demonstration: accurate wind direction detection with tert-butanol
Couple that with a storm bottle and you have a nearly complete weather station.
Glacial acetic ac ... |
6-12-2021 at 05:30
by: Ubya |
400W 8A Adjustable Power Supply with WIFI
[rquote=668194&tid=158158&author=wg48temp9]
On a some what related subject, I will soon b ... |
6-12-2021 at 05:25
by: Ubya |
400W 8A Adjustable Power Supply with WIFI
The wifi interface is definately a twist i haven't ever seen yet on these kind of chinese modules.
... |
6-12-2021 at 00:41
by: Ubya |
Lab supply company going out of business
Damn, as always i'm pretty envy. Here if a business goes out of business very rarely it will sell it ... |
6-12-2021 at 00:23
by: Ubya |
Forgotten synthesis of rubies in an electric arc furnace by genius Henry Moissan.
I see many different takes on making rubies, i'd go with with the verneuil method for nice single cr ... |
25-11-2021 at 18:08
by: Ubya |
What happened to NileRed, NurdRage, Chemplayer and Doug?
About NileRed, it is just a behaviour i noticed in many channels.
They start small, gather a nice n ... |
19-11-2021 at 04:45
by: Ubya |
Quartz tubes (140mm x 13mm) from halogen lamp -also with tungsten element running through it - ketene lamp maybe?
[rquote=648727&tid=74594&author=Fluorite]Quick Google search I think there's a "ceramic" coa ... |
9-11-2020 at 14:45
by: Ubya |
Do you know chemicals by their smell?
well after a while you get used to the chemicals you use, like every girl can recognize the smell of ... |
8-11-2020 at 07:18
by: Ubya |
Sodium Metal Production Idea
you can't really lower the reaction temperature, adding a heatsink to the container walls will conde ... |
5-11-2020 at 14:17
by: Ubya |
DIY condenser
[rquote=648307&tid=23388&author=Fluorite]I love it *•* I can buy a big neon light tube may ... |
5-11-2020 at 14:13
by: Ubya |
Ion exchange membrane, chlorine generator
i tried looking for an ion exchange membrane (Nafion i think) a few years ago, but it wasn't cheap a ... |
4-11-2020 at 15:18
by: Ubya |
Calcium carbonate and ammonium nitrate
[quote]how complicated is it to make calcium nitrate and ammonium carbonate from CaCO3 and NH4NO3? [ ... |
4-11-2020 at 01:11
by: Ubya |
Eye-opening lab seizure
[quote]None of the materials found at 81 Fremont St. posed a radiological or biological risk, accord ... |
4-11-2020 at 00:52
by: Ubya |
Happy half million posts to sciencemadness
[rquote=648150&tid=156465&author=j_sum1]Half a million posts on an amatuer chem board – I ... |
3-11-2020 at 16:01
by: Ubya |
Liquid Nitrogen generator
[rquote=648043&tid=58712&author=teodor]Thanks Ubya, I will definitely follow offers for a us ... |
3-11-2020 at 10:29
by: Ubya |
Liquid Nitrogen generator
[rquote=648010&tid=58712&author=teodor]So, what is the most affordable method to produce sma ... |
2-11-2020 at 10:11
by: Ubya |
What are some interesting uses for lithium metal
if i remember correctly there was a old post of someone succesfully making lithium hydride from lith ... |
1-11-2020 at 07:02
by: Ubya |
Diamonds from CO2
using that reaction to make the feed material for a diamond growing process is, unnecessary at the m ... |
31-10-2020 at 16:19
by: Ubya |
Quality Glassware breaking Easy by Cold Air! How to Avoid this?
before using any new piece of glassware i check for stress in the glass.
you can do the same using ... |
31-10-2020 at 16:13
by: Ubya |
Bread + ozone
probably the surface might be a bit oxidized, but it should't be harmful
just don't let food in con ... |
31-10-2020 at 09:48
by: Ubya |
[For Sale] --300 chemicals (Rare & Unusual)--[Offer no longer available]
[color=Blue]At the request of the OP, this thread is now closed. The seller is no longer able to su ... |
31-10-2020 at 09:08
by: Ubya |
DIY acid washed sand changed color unexpectedly
NaOH will react with the sand to make sodium silicates (soluble in water), if there are metal impuri ... |
26-10-2020 at 13:20
by: Ubya |
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