Argon flow meter to nitrogen conversion?

[thisandthat]

15lpm nitrogen equals to what on the argon flow meter ? I've read everything and some say 12 or 21 those are big differences

 

[locked*n*loaded]

https://www.sanctioned-suicide.net/threads/argon-flow-meter-with-nitrogen.70484/

I think 21 is correct.

 

[thisandthat]

https://www.sanctioned-suicide.net/threads/argon-flow-meter-with-nitrogen.70484/

I think 21 is correct.

Thanks. Also some even on that thread are still saying 12. I wish we can be sure

 

[locked*n*loaded]

Thanks. Also some even on that thread are still saying 12. I wish we can be sure

I would go with this:
https://www.justanswer.com/home-improvement/odmlx-inert-gas-experts-argon-flowmeter-i-ll.html