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More on PbO2 electrodes
mysteriusbhoice,
What happened with your lead oxide on lead anodes?
I know they have more problems ... |
3-8-2021 at 10:36
by: macckone |
Selenium sulfide and selenium extraction
Fery,
The problem is they are just delayed, nothing to do with the inspection which they usually do ... |
3-8-2021 at 06:58
by: macckone |
Cleaning copper chromite from frit glass
yes, that will work for this combo.
bleach should work as well in place of KMnO4.
But bleach is go ... |
3-8-2021 at 06:53
by: macckone |
Chemical purity grade food
In the US, USP and ACS reagent grade are usually but not always identical.
USP grade can contain mo ... |
3-8-2021 at 06:42
by: macckone |
Selenium sulfide and selenium extraction
Fery,
Those are pretty good prices.
US customs is holding everything up.
My last russian shipment ... |
31-7-2021 at 08:34
by: macckone |
Selenium sulfide and selenium extraction
Revisiting this topic as I cannot find any reasonably priced selenium ($2/g is more than shampoo).
... |
29-7-2021 at 16:27
by: macckone |
Heating bath agitation and temp control?
sous vide:
https://www.amazon.com/Monoprice-Sous-Vide-Immersion-Cooker/dp/B06XWVXNWQ
It is basic ... |
29-7-2021 at 15:36
by: macckone |
Will we ever obtain superheavy elements ?
The only potential site for plutonium on earth would be the oklo site.
And even there it would be p ... |
28-7-2021 at 15:25
by: macckone |
Reaction of sulfur and TCCA
While sulfuryl chloride is a good chlorinating agent, I cannot see sulfuryl chloride replacing oxyge ... |
28-7-2021 at 15:02
by: macckone |
Building a Spectrometer
vmelkon,
I think there is a thread with the supplemental information.
Check scihubtw.tw for papers ... |
28-7-2021 at 14:41
by: macckone |
Hydrazine sulfate and sodium sulfate separation
sodium sulfate is much more soluble than hydrazine sulfate in 30C water, where it has it's maximum s ... |
28-7-2021 at 14:11
by: macckone |
Easiest / Single Multi-Purpose Dessicant?
Agree magnesium sulfate. Calcium chloride is good for drying tubes but is not as general purpose.
... |
17-7-2021 at 06:50
by: macckone |
Distilling Sulfuric Acid
Boiling off the water in a beaker will lose some acid but is safer. You can get 93% to 98%.
Then i ... |
17-7-2021 at 06:36
by: macckone |
Making alcohol solutions of hydrazine.
If you need larhe amounts of ethanoic hydrazine, distill it.
Although it is toxic, working with lar ... |
17-7-2021 at 04:34
by: macckone |
European Sulfuric Acid Ban
[rquote=662631&tid=155798&author=unionised][rquote=662627&tid=155798&author=macckone ... |
12-7-2021 at 14:16
by: macckone |
Quartz tubes
Best choices are UV tubes or heater tubes.
The heater tubes are designed for heat and are fused qua ... |
12-7-2021 at 13:03
by: macckone |
Why don't electrons lose energy when revolving?
The reason electrons don't lose energy is basically quantum mechanics.
They can only exist in stand ... |
9-7-2021 at 05:51
by: macckone |
European Sulfuric Acid Ban
They cannot ban possession of sulfuric acid of less than 35%, everyone with a car battery would be i ... |
9-7-2021 at 05:35
by: macckone |
Pulling ethanol from a mess of compounds?
That sounds like decomposition of ethyl acetate.
Sodium acetate is very soluble in ethanol.
|
9-7-2021 at 05:28
by: macckone |
Have just started a scientific glassblowing company in eastern Washington state
He did some fused quartz work for me.
It was good work. |
8-7-2021 at 06:50
by: macckone |
How to make manganese nitrate
Triflic Acid,
The choices are usually work or money.
You can buy it, make it or buy something to m ... |
7-7-2021 at 13:39
by: macckone |
Making alcohol solutions of hydrazine.
S.C. Wack
The hydrazine sulfate solubility in ethanol is 0.04g/100ml.
I could not find good figure ... |
3-7-2021 at 21:58
by: macckone |
What are most dangerous toxic chemicals you are comfortable handling in your home lab?
NO2, Chlorine, Chloroacetone, H2S, SO3, Ozone, Ketene, Benzene, Mercury Nitrate, Mercury Acetate, lo ... |
3-7-2021 at 21:33
by: macckone |
Making alcohol solutions of hydrazine.
I assume you mean calcium chloride with hydrazine sulfate.
Filtering calcium sulfate is a pain in t ... |
3-7-2021 at 21:21
by: macckone |
Making alcohol solutions of hydrazine.
The HCl is not very soluble either.
In methanol it is about 0.2g/100ml.
It is worse in ethanol and ... |
2-7-2021 at 14:20
by: macckone |
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