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fishkeeprian · 03/19/2018, 07:44 AM

Hello,

When I take a reading from my Hanna checker, should I + or - 0.04ppm onto my reading because of the accuracy on the attached, what does the 4% mean?

*** SEE ATTACHMENT BELOW

HANNA CHECKER.jpg

Thanks

03/19/2018, 07:44 AM	#1
fishkeeprian Registered Member Join Date: Feb 2016 Location: England, Earl Shilton Posts: 1,452	Hanna low range phosphorus accuracy Hello, When I take a reading from my Hanna checker, should I + or - 0.04ppm onto my reading because of the accuracy on the attached, what does the 4% mean? *** SEE ATTACHMENT BELOW HANNA CHECKER.jpg Thanks __________________ If in doubt ask!