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Attaching 24/40 glassware joints to non-jointed flasks
Superoxide,
You can buy corks pretty big and you can get cork blocks.
See the comments on coveri ...
6-12-2021 at 09:48
by: macckone
Plastic container for mixed acid
various PE formulations will vary.
PP will behave basically the same with some variability.
PVC ...
4-12-2021 at 22:58
by: macckone
Which formula do you use to correct boiling point depending on the atmospheric pressure
I live at high altitude and have moved several times.
At 5000ft (1500M) even azeotrope ratios chang ...
4-12-2021 at 22:22
by: macckone
Ni-chrome wires from a toaster
If you are going to buy wire go with kanthal a1.
It is only marginally more expensive and it has hi ...
4-12-2021 at 22:13
by: macckone
Stainless steel solvent still?
alchemizt,
silicone is resistant to some solvents.
Alcohols (specifically lower alcohols) won' ...
4-12-2021 at 22:07
by: macckone
Making use of 12v psu for electrolysis
Add one or two of these after your power supply:
https://www.amazon.com/DROK-Converter-5-3V-32V-R ...
4-12-2021 at 21:52
by: macckone
A high-temperature mini-furnace for temperatures above 2000 C.
+1 Fulmen
a kitchen oven is 250C.
a propane forge is about 1000C and an electric furnace capable ...
4-12-2021 at 09:01
by: macckone
Sulfuric acid from distillation issues
manyinterests
You are probably getting partial oxidation and cleavage in the first part yielding ...
4-12-2021 at 01:03
by: macckone
Attaching 24/40 glassware joints to non-jointed flasks
That is a good deal on the flask.
4-12-2021 at 00:52
by: macckone
Vacuum pump for distillation etc.
There are imperial fine threads which aren't normally used on pipe fittings and metric which is gene ...
2-12-2021 at 22:00
by: macckone
Ni-chrome wires from a toaster
Space heaters are similarly useful.
2-12-2021 at 21:55
by: macckone
Fume hood ventilation. Need advice.
I am rebuilding my fume hood after a flammable accident.
The previous hood did its job and containe ...
2-12-2021 at 21:52
by: macckone
Stainless steel solvent still?
Copper also has better conductivity.
A lot of the professionally produced stills use a stainless po ...
1-12-2021 at 04:13
by: macckone
A high-temperature mini-furnace for temperatures above 2000 C.
There are only three normal types of heating that will get you to the temperature necessary to melt ...
1-12-2021 at 03:21
by: macckone
Titanium cathode passivation after stopping the cell
Stainless steel by definition contains a minimum of 10% chromium.
So it should hold true. It does ...
1-12-2021 at 03:03
by: macckone
What happened to NileRed, NurdRage, Chemplayer and Doug?
nurdrage posted a couple of days ago.
https://www.youtube.com/watch?v=vLEo57DXgiE
30-11-2021 at 10:42
by: macckone
Attaching 24/40 glassware joints to non-jointed flasks
A side note, this depends on how air tight you need it to be.
I have a high heat fused quartz rig t ...
26-11-2021 at 20:23
by: macckone
Titanium cathode passivation after stopping the cell
It could be titanium dioxide with tiny amounts of sodium hydroxide and hypochlorite.
26-11-2021 at 16:58
by: macckone
Stainless steel solvent still?
Use copper unless you have a specific reason not to.
Distillers generally use triclamp connectors ...
26-11-2021 at 16:54
by: macckone
Remove Burnt Rubber from Heating Plate
You can buy specific products for this.
Walmart carries a variety of stove cleaners.
Other stores ...
26-11-2021 at 16:45
by: macckone
Attaching 24/40 glassware joints to non-jointed flasks
There are rubber and silicone vacuum filtration adapters.
Rubber:
https://www.amazon.com/Filter- ...
26-11-2021 at 16:40
by: macckone
Sodium borohydride and Sodium azide for sale
B(a)P,
Time zone difference.
Add the time zone difference, you get flight time.
Then it sits in ...
24-11-2021 at 10:53
by: macckone
Nanshin glasswares disappearance from ebay
nanshin is selling on amazon now.
Individual sellers for the various operations have their own us ...
22-11-2021 at 09:26
by: macckone
Distilled vs Deionized Water
When I catch the flu, it is because I wasn't vaccinated for that strain (seldom happens).
And I tak ...
22-11-2021 at 09:24
by: macckone
Best way to make any divalent mercury salt from Nessler's reagent
add a large excess of potassium hydroxide. It should precipitate the mercury(II) hydroxide, leaving ...
22-11-2021 at 09:22
by: macckone
[Next Page]
Sciencemadness Discussion Board
» Search
Select A Forum
Fundamentals
» Chemistry in General
» Organic Chemistry
» Beginnings
» Responsible Practices
» Miscellaneous
Engineering and Equipment
» Reagents and Apparatus Acquisition
» Electronics
» Process Engineering
» Materials and Metallurgy
Special Topics
» Analytical Chemistry
» Electrochemistry
» Energetic Materials
» Biochemistry
» Radiochemistry
» Computational Models and Techniques
Literature and Documentation
» Sciencemadness Wiki
» Prepublication
Non-science
» Forum Matters
» Legal and Societal Issues