Bluelab Replacement pH Probe Insect Monitoring Don’t hassle with trying to

Don’t hassle with trying to force a square plug into a round hole

not the whole meter

and hundreds of thousands in labor

easiest to clean

starter plugs

Bluelab Replacement pH Probe Insect Monitoring Don’t hassle with trying toProduct Features Benefits The Blue lab pH Probe is a replacement pH probe suitable for use with Blue lab products that test the pH value of a solution. Unfortunately pH Probes do not last forever as they age through normal use and will eventually fail. With good care and use (keeping the probe tip wet and cleaning once a month) you will extend its life. The Blue lab pH Probe has a Double Junction Reference which provides a longer life than many other