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Author: Subject: "Potassium pernitrate KNO4" at blast-tec.com, formerly pyrohub.com
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[*] posted on 13-12-2024 at 13:13
"Potassium pernitrate KNO4" at blast-tec.com, formerly pyrohub.com


What is this? Never heard of such a thing. I red on quora that KNO4 is an impossible compound.

https://blast-tec.com/vare/potassium-pernitrate-kno4/




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Sir_Gawain
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[*] posted on 13-12-2024 at 13:25


You are right, this compound does not exist, or at least not in a solid stable form. It looks to either be a scam, or a sneaky way to sell perchlorates in the EU.

[Edited on 12-13-2024 by Sir_Gawain]




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[*] posted on 13-12-2024 at 13:53


I expect that if you place an order, it will be delayed, and you'll get store credit rather than a refund. If it does exist, it would be O2NOO, rather than have four oxygens bonded directly tot eh N.



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[*] posted on 14-12-2024 at 00:18


What about this one: https://blast-tec.com/vare/potassium-perchlorate-solution-kc...

40% KClO4 in water, that's impressive.




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[*] posted on 14-12-2024 at 02:16


Maybe it is something like sodium percarbonate. From Mellor's Comprehensive Treatise vol. 2 (Library or Internet Archive):
Quote:
According to S. Tanatar, when an alkaline solution of sodium nitrate is treated with hydrogen peroxide, and after evaporation at 50° until crystallization begins, treated with alcohol, crystals of a salt, sodium peroxynitrate, NaNO3.H2O2. 8H2O, are formed.


If we make some rather questionable regrouping, it becomes NaNO4. 9H2O, an eneahydrated sodium pernitrate. For practical purposes there's an extra oxygen there.

I wouldn't buy it.




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[*] posted on 14-12-2024 at 08:10


Quote: Originally posted by Fulmen  
What about this one: https://blast-tec.com/vare/potassium-perchlorate-solution-kc...

40% KClO4 in water, that's impressive.
They do say “<40%” so it could very well be a 1.5% saturated solution, or possibly even less! ;)



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[*] posted on 14-12-2024 at 08:30


Quote: Originally posted by Fulmen  
What about this one: https://blast-tec.com/vare/potassium-perchlorate-solution-kc...

40% KClO4 in water, that's impressive.

I have bought that one before. There wasn't much water in the bottle...

The KClO3 was very wet though.




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[*] posted on 14-12-2024 at 08:31


Quote: Originally posted by Texium  
Quote: Originally posted by Fulmen  
What about this one: https://blast-tec.com/vare/potassium-perchlorate-solution-kc...

40% KClO4 in water, that's impressive.
They do say “<40%” so it could very well be a 1.5% saturated solution, or possibly even less! ;)
From reading elsewhere, it appears to simply be dampened potassium perchlorate powder.



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[*] posted on 14-12-2024 at 10:29


Ah, I see. It's a "solution" to bypass some regulations. Nice :-)



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[*] posted on 5-1-2025 at 09:58


Apparantly it is gimmick to get around the restrictions on perchlorate to individuals in EU. It is a blend of 60 KNO3 and 40 KClO4.

Citation from pyroforum:

https://www.amateurpyro.com/forums/topic/15298-potassium-per...

I simply love this way to show middle finger to EU - exactly according to their rules :D.

[Edited on 5-1-2025 by Bedlasky]
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[*] posted on 5-1-2025 at 13:28


Quote: Originally posted by Bedlasky  
Apparantly it is gimmick to get around the restrictions on perchlorate to individuals in EU. It is a blend of 60 KNO3 and 40 KClO4.


I simply love this way to show middle finger to EU - exactly according to their rules :D.

[Edited on 5-1-2025 by Bedlasky]


I second this! :D
Love it when they beat them by playing by the regulations they made.





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[*] posted on 5-1-2025 at 19:21


The regulations are designed to slow people down not stop them from acquiring chemicals. Really, regulations are designed for the lazy, timid, and wreckless. These are the types to get in trouble, hurt themselves or others.



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