Digital Ph And Ammonia Tester Question

  1. Rohit mess

    Rohit mess Valued Member Member

    Hi, i would like to know how reliable are digital pH tester.
    I saw some on amazon and i am interested in them. The reviews there are mixed.
    So a lil help is very welcome.
  2. fissh

    fissh Well Known Member Member

    I use a PH tester, and find them reliable about half the time. Just use the API liquid tests, they seem to be very reliable.