Sciencemadness Discussion Board
Not logged in [Login ]
Go To Bottom

Search
[Next Page]
Sulfuric acid from distillation issues
Is your acid still hot?
17-9-2019 at 18:02
by: happyfooddance
Home made Flocculant for Lye solution and hydroxides?
You haven't indicated the concentration of your lye solution or its known/suspected Pb/Zn content, b ...
16-9-2019 at 11:22
by: happyfooddance
Carboxylic acid to nitriles using microwave radiation
I doubt any emulsification agent or even PTC would hinder a simple steam distillation of this produc ...
11-9-2019 at 01:28
by: happyfooddance
Diy PTFE Boiling Chips
Silica gel kitty litter works great and is cheap.

PTFE might look smooth and porous; the naked ey ...
9-9-2019 at 22:49
by: happyfooddance
Any other calcium salt from Calcium Sulfate?
Be careful because moist CaCl2 decomposes and evolves HCl, I've ruined a microwave or two this way.. ...
4-9-2019 at 22:17
by: happyfooddance
Any other calcium salt from Calcium Sulfate?
I remembered posting about this before, and there are useful references in this thread:

http://ww ...
4-9-2019 at 07:21
by: happyfooddance
tool coatings removal
Jesus Christ, if you are going to quote someone, at least do so accurately.

Edit: basically, that ...
3-9-2019 at 20:46
by: happyfooddance
Any other calcium salt from Calcium Sulfate?
[rquote=622101&tid=153608&author=hodges][rquote=621979&tid=153608&author=happyfoodda ...
3-9-2019 at 16:36
by: happyfooddance
tool coatings removal
I would try an ester like ethyl acetate, or some smallish solvent like MEK.

Dilute HCl sounds lik ...
3-9-2019 at 15:48
by: happyfooddance
Any other calcium salt from Calcium Sulfate?
[rquote=622003&tid=153608&author=Antiswat]this is quite something, i always felt like there ...
3-9-2019 at 09:48
by: happyfooddance
Any other calcium salt from Calcium Sulfate?
Yup, I do this routinely (metathesis with sodium carbonate) and it is quantitative. But because of t ...
2-9-2019 at 19:50
by: happyfooddance
Concentrating H2SO4 without distillation (with flask ans some PTFE )
I don't know if the pores in the ptfe tape are the mechanism or if it's capillary spaces, a little r ...
27-7-2019 at 16:29
by: happyfooddance
Ammonia salt precipitation
The only thing insoluble I can think of is NI3 :)

But that isn't practical.

I store larger qu ...
27-7-2019 at 15:18
by: happyfooddance
Concentrating H2SO4 without distillation (with flask ans some PTFE )
[rquote=618945&tid=152456&author=WGTR]The first thing I suggest is trying this, but with wat ...
27-7-2019 at 14:00
by: happyfooddance
Liquid Bromine Accident
Make sure to take your vitamin C ;)
26-7-2019 at 10:32
by: happyfooddance
Concentrating H2SO4 without distillation (with flask ans some PTFE )
Yeah, this is a really good idea, thanks for this
26-7-2019 at 09:33
by: happyfooddance
Water Pump
[rquote=618661&tid=152396&author=Felis Corax][rquote=618642&tid=152396&author=XeonTh ...
24-7-2019 at 15:18
by: happyfooddance
The most useful three things in my lab
Eyes, ears, nose
24-7-2019 at 14:45
by: happyfooddance
Which number you like more: 1.99 vs 2.01?
[rquote=618206&tid=151711&author=fusso][rquote=617187&tid=151711&author=happyfooddan ...
21-7-2019 at 10:50
by: happyfooddance
[SOLVED] Neutralizing of Sodium Permanganate with "vinegar"
Wow. The manganese dioxide will be far more difficult to get out of a jerrycan than the NaMnO4. I w ...
18-7-2019 at 18:33
by: happyfooddance
Removing oil residues: ethanol vs. isopropanol
[rquote=617625&tid=151871&author=Gargamel]
[quote]
Neither will be your best choice, naph ...
14-7-2019 at 14:02
by: happyfooddance
Gas pressure/flow regulator
No, now we're at the total opposite extreme!

You are correct that I was confused. I actually mean ...
13-7-2019 at 05:20
by: happyfooddance
Gas pressure/flow regulator
[rquote=614059&tid=150140&author=wg48temp9]
I wounder what would happen if you connected a ...
12-7-2019 at 20:59
by: happyfooddance
What price should 1lb KNO3 be? Is $10 too expensive?
[rquote=617322&tid=151792&author=Herr Haber]It is expensive.

Is it too expensive ? I dont ...
10-7-2019 at 18:38
by: happyfooddance
Calcium Carbonate turns yellow
[rquote=617320&tid=151773&author=fusso]@hfd:
If organic: some will evaporate, some will cha ...
10-7-2019 at 18:35
by: happyfooddance
[Next Page]

  Go To Top