Conductivity standard solutions - a must in every grower's toolbox

Bluelab, calibration fluid EC 2.77, 500 ml

Bluelab conductivity standard solutions are essential for use with all Bluelab products.

Bluelab Solutions are specially manufactured for Bluelab products and are made to high laboratory standards to ensure that your Bluelab products last longer and maintain accuracy.

250 ml liquid EC 2.77 for Bluelab EC meters.