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Unread 03/01/2018, 01:45 PM   #1
fishkeeprian
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Join Date: Feb 2016
Location: England, Earl Shilton
Posts: 1,452
Hanna low range tester help

Hello tested my water 3 times in a row and I got the following results 5ppb (0.015ppm), 0ppb & 2ppb (0.006ppm).

What's going on with my tests?

Should I switch my reactor off?

Thanks


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