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Making soluble lead compounds
there are a lot of post of lead salts, try to find some.

but, nitric acid is for me the fastest w ...
11-11-2025 at 11:32
by: RU_KLO
Lead-acid battery lead capture
VERY DANGEROUS
Molten sodium hydroxide and lead

From this patent:

"This invention relates to ...
29-10-2025 at 09:28
by: RU_KLO
Lead-acid battery lead capture
If oxides, sulfates and "small metal contaminations" are a problem, maybe you could process them wit ...
17-10-2025 at 06:50
by: RU_KLO
Exhaust Li-ion batteries, what to do with them?


I have dissasembled a lot. I want to post a video in youtube.

You can get:

* Aluminium hyd ...
14-10-2025 at 11:16
by: RU_KLO
Sodium hydroxide and metals clorides from salt using polypropylene diaphragm
You could use ferric chloride for PCB etching....
9-10-2025 at 11:48
by: RU_KLO
K2CO3 : is it moisture or melting ?
hi,
From this:

The melting point of K2CO3, as measured by DTA, is 905°C in CO2 and 900°C in N2 ...
9-10-2025 at 11:17
by: RU_KLO
Amyl alcohol from amyl acetate
Try to found some paper regarding how much hydroxide is needed, but all papers talks about kinetics. ...
24-9-2025 at 06:24
by: RU_KLO
Amyl alcohol from amyl acetate
thanks, Ive used sodium hydroxide before (known the dangers)

regarding this:

"You'd probably h ...
23-9-2025 at 08:37
by: RU_KLO
Amyl alcohol from amyl acetate
I need amyl alcohol and the only product I can get OTC is amyl acetate.

From this post: https://w ...
23-9-2025 at 05:48
by: RU_KLO
DIATOMACEOUS EARTH 101
I purchase diatomaceus earth (sold as non toxic ant killer)- lets call it DE - to use as filter aid. ...
22-9-2025 at 09:43
by: RU_KLO
Extracting mercury from old batteries
It depends on the quantity of mercury in the cell.

"Mercury-containing button cells contain mercu ...
9-9-2025 at 13:49
by: RU_KLO
Getting rid of Selenium Trace Metals for H2SeO3 Solution
How willl you confirm that you have less than xxx ppm of several impurities? Meassuring such low lev ...
2-9-2025 at 02:21
by: RU_KLO
Purification of SiO2 with k2CO3 viable?
If you only want to purify SiO2, NaOH route is the best for amateur purposes as it dissolves the sil ...
29-8-2025 at 08:34
by: RU_KLO
Detection of perchlorate in chlorate
Found this

Determination of Chlorate and Perchlorate in the Presence of One Another
G. P. HAIGH ...
25-8-2025 at 02:46
by: RU_KLO
Foaming in destilling nitric acid (bisulfate method)
[rquote=702576&tid=161244&author=bnull]
Dissolve some bisulfate in water, put the solution ...
24-8-2025 at 11:33
by: RU_KLO
Sulfuric Acid from Sulfamic Acid
[rquote=702691&tid=161084&author=teodor]This is not a paper, this is "Kirk-Othmer Encycloped ...
22-8-2025 at 03:34
by: RU_KLO
Sulfuric Acid from Sulfamic Acid
[rquote=702676&tid=161084&author=teodor]RU_KLO,
What is your experience of working with nit ...
21-8-2025 at 16:10
by: RU_KLO
Sulfuric Acid from Sulfamic Acid
just in the spirit of this post, could this be a viable way? (could it work?)

from :

Nitrous a ...
21-8-2025 at 07:24
by: RU_KLO
Sulfuric acid from pyrite
I dont think this would proceed:

(NH4)2S2O8 + 2FeS2 + 2H2O + 5O2 -> (NH4)2SO4 + 2FeSO4 + S + 2 ...
20-8-2025 at 06:37
by: RU_KLO
Foaming in destilling nitric acid (bisulfate method)
test performed:

a spatula tip of sodium bisulfate was added to a test tube. 2-3 ml of 4M H2SO4 ad ...
17-8-2025 at 16:11
by: RU_KLO
Foaming in destilling nitric acid (bisulfate method)
[rquote=702514&tid=161244&author=bnull]Could it be that your potassium nitrate is actually a ...
15-8-2025 at 16:21
by: RU_KLO
Foaming in destilling nitric acid (bisulfate method)
[rquote=702513&tid=161244&author=Radiums Lab]Is your nitrate and bisulphate free of carbonat ...
15-8-2025 at 16:18
by: RU_KLO
Foaming in destilling nitric acid (bisulfate method)
I tried destilling nitric acid from the bisulfate method (for the first time)

used (aprox):
150 ...
15-8-2025 at 05:42
by: RU_KLO
Testing of small dc pumps for vacuum filtration
This is how I would proceed (brainstorming)

the main idea is to check:
1) how good was the filte ...
15-8-2025 at 04:49
by: RU_KLO
Seperating a 50-50 mixture of potassium iodide and chloride
I have also tried to separate iodine from "iodized" salts.

the true is that its impossible (at le ...
13-8-2025 at 05:31
by: RU_KLO
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