Help (SN Aquarium Test) Can anyone tell me if my SN is pure based off my test strip?

[Willthishelp?]

I can try, but its probably gonna take atleast a week so please dont put too much hopes on me.

I am from germany and the source is in EU as well, yep.

I am very curious..! Could you reply on my message, easier to stay in touch and maybe I had the same source can't name it here