Bluelab 4.0 pH Calibration Solution Seaweed & Kelp Spend less time and money

Spend less time and money measuring and tweaking products with incomplete

By accelerating nutrient absorption at the root boundary zone where minerals enter the plant

All Expansion Kits Now Include: Multi-Mod Growth Module

Liquid Weight has natural surfactants such as yucca and the naturally derived plant steroid triacontanol

Bluelab 4.0 pH Calibration Solution Seaweed & Kelp Spend less time and moneypH instruments must be cleaned and calibrated at least monthly to provide you with the most accurate reading. pH measuring equipment is calibrated to pH 7. 0 first (buffer) then to pH 4. 0 (slope). Essential for use with all Bluelab pH products for the calibration of Bluelab pH Probes. To ensure solutions remain accurate: Avoid cross contamination Decanter into a smaller plastic cup Discard sample after use Store in a cool dark place Store with lid