ph meter

  1. oscarsi001

    Electronic Ph/Conductivity meters

    Hey there, So I'm looking at getting one of these and they seem to be either cheap and a bit crap (going by Amazon reveiws) or epensive but Lab Quality ( looking at the Bluelab) Does anyone on here use them/ have any knowledge (as opposed to 'opinions') about them ???? Ideally looking for...
  2. M

    Does anyone know some good pH meter connecting to PC?

    I'm looking for some good (cheap) pH meter which could be connected to PC, or which can save its measurements to memory in set intervals. Please, do you have some tips? I want to measure (log) pH in my aquarium each hour for 1 or 2 days ... to see how the pH changes during the day and night...