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Extracting chromates from stainless steel
Convert it to the potassium dichromate, it has a very low solubility.
I guess once purified you can ... |
24-3-2024 at 07:55
by: fx-991ex |
Do i have Potassium Chromate?
You need to oxidize the Cr(OH)3 to the chromate before acidifying to the dichromate.
Cr + HCl = C ... |
21-3-2024 at 08:14
by: fx-991ex |
Concentrating storebought 15% muriatic acid
Make more HCl with NaCl and NaHSO4 and absorb it in the 15% HCl, carefull its highly hygroscopic. |
21-3-2024 at 08:06
by: fx-991ex |
Suggestions on vacuum pump purchase
[rquote=691752&tid=160211&author=Sulaiman]
Judging by various comments of members using asp ... |
19-3-2024 at 11:09
by: fx-991ex |
Aluminuim sulfide synthesis
I did the same thing a few months ago, i tried with Al blended in mineral oil(removed mineral oil of ... |
18-3-2024 at 07:04
by: fx-991ex |
Det Cap Strategies
Lead for shotgun shell usually is hardened with antimony and sometime some tin, instead of buying sh ... |
17-3-2024 at 07:40
by: fx-991ex |
Illuminating Gasampules
[rquote=691635&tid=160222&author=Sulaiman]I have played with a couple of these
https://www. ... |
15-3-2024 at 09:29
by: fx-991ex |
Dissolving Manganese Dioxide in Sulfuric Acid?
Am sorry to drift this off topic a little, but why the dioxide not react with sulfuric acid to make ... |
15-3-2024 at 07:14
by: fx-991ex |
Suggestions on vacuum pump purchase
[rquote=691573&tid=160211&author=KoiosPhoebus]
[rquote=691490&tid=160211&author=fx- ... |
13-3-2024 at 14:37
by: fx-991ex |
Suggestions on vacuum pump purchase
If you have a 3d printer you can print a vacuum aspirator for free  . worth giving
it a try. |
11-3-2024 at 05:06
by: fx-991ex |
Preparation of ionic nitrites
We trying to make nitrite NO2 not nitrate NO3. |
9-3-2024 at 05:34
by: fx-991ex |
LL8 from Dr. Liptakov
[rquote=691276&tid=158259&author=pjig]Quick question(s), on your assembly of the cap, are yo ... |
29-2-2024 at 09:06
by: fx-991ex |
Det Cap Strategies
What about plastic ETN for the output charge? |
28-2-2024 at 08:49
by: fx-991ex |
Alternative piston shapes in engines?
Its because of the squish band and ease of assembly/machining.
Gaping the rings on a square pisto ... |
28-2-2024 at 06:56
by: fx-991ex |
How to store and dispose of Sodium Sulfide?
Sodium sulfide can be neutralized with bleach or hydrogen peroxide
https://www.sciencemadness.org/s ... |
20-2-2024 at 14:22
by: fx-991ex |
Clean burnt/melted plastic off concrete.
dissolve with acetone? |
9-2-2024 at 12:52
by: fx-991ex |
New ETN Synthesis
I think some people doing bigger batches will treat with sulfuric acid first then add nitrate/nitric ... |
8-2-2024 at 16:54
by: fx-991ex |
Can we infer what is broken in the hot plate given the following?
[rquote=690747&tid=160158&author=6dthjd1]This used hot plate was working near the high setti ... |
8-2-2024 at 15:38
by: fx-991ex |
Sorry for the downtime
Yeah i was worrying too, dont want to come here with a website seized warning.
Do we have any bac ... |
7-2-2024 at 12:50
by: fx-991ex |
Cheapest way to get the highest amount of ETN?
As for stabilities you can also recrystalized it with urea after or instead the carbonate, urea is a ... |
4-2-2024 at 08:52
by: fx-991ex |
Cast vs Plastic
Nice test with interesting result.
what did you use as a primary? I see some aluminum foil at the ... |
1-2-2024 at 08:28
by: fx-991ex |
Do u guys make glacial acetic acid from 5% vinegar?
If you make Sodium acetate you need to dehydrate it by heating(melt) before making GAA with it. |
22-1-2024 at 05:48
by: fx-991ex |
Ammonium Nitrate from Calcium Ammonium Nitrate
[rquote=690302&tid=59080&author=ManyInterests]
Thanks. Like I said, at this point I am done ... |
20-1-2024 at 08:46
by: fx-991ex |
Ammonium Nitrate from Calcium Ammonium Nitrate
[rquote=690297&tid=59080&author=ManyInterests][rquote=690293&tid=59080&author=MadHat ... |
20-1-2024 at 06:13
by: fx-991ex |
Ammonium Nitrate from Calcium Ammonium Nitrate
[rquote=690293&tid=59080&author=MadHatter]My post from 2022:
https://www.sciencemadness.o ... |
19-1-2024 at 17:41
by: fx-991ex |
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