Quote:
Originally Posted by cedwards04
So last night i tested some water i had previously placed in a water tight container from tuesday. On tuesday i got a reading of 7.8dkh. Testing that same water sample again last night, i got a reading of 10dkh.
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I agree that that must be a testing error.
I am sorry to hear about your problems with the test kit. Please let us know how the Hanna works for you! More reviews always are welcome.