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david2

New Member
Aug 26, 2024
4
The essential thing is to get inert gas at 99.99% purity, but in my country it is difficult to get pure nitrogen, I found helium at 99.6% purity and maximum 1000 PPM of impurity. In your opinion, could this work at that degree of purity?
 
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Donutsniffer

Member
Aug 24, 2024
8
I would say yes. Consider also looking at Argon (welding supplies etc). It's a heavier gas but will do the job, but you should find some high purity cylinders easily. I have two at 99.996% from a welding/brewery supplier with no questions asked.
 
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outrider567

Visionary
Apr 5, 2022
2,537
The essential thing is to get inert gas at 99.99% purity, but in my country it is difficult to get pure nitrogen, I found helium at 99.6% purity and maximum 1000 PPM of impurity. In your opinion, could this work at that degree of purity?
99.0% and above always works
 
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david2

New Member
Aug 26, 2024
4
I would say yes. Consider also looking at Argon (welding supplies etc). It's a heavier gas but will do the job, but you should find some high purity cylinders easily. I have two at 99.996% from a welding/brewery supplier with no questions asked.
Nitrogen and argon are impossible to get in high purity in my country. I hope the helium works