Bluelab 7.0 pH Calibration Solution Nutrients Naturally derived

Naturally derived

250ml bottles

Available Phosphoric Acid (P205) 6

RAW ominA is highly soluble and may be mixed with other fertilizers and organic amendments

Bluelab 7.0 pH Calibration Solution Nutrients Naturally derivedpH 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