Afterpay / Humm and Zip Pay Accepted -
The Only Original HLG Quantum Boards In Australia - Best LED Grow Lights in Australia
pH 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:
Bluelab solutions are manufactured specifically for Bluelab products are NIST certified and are made to a traceable standard to ensure your Bluelab products last longer and maintain accuracy.
The bottles pictured here may look different in some countries.
Contains:
1 x 250ml Bottle 4.0 Calibration solution
1 x 250ml Bottle 7.0 Calibration solution
Best growing results
Quality guaranteed
Discreet shipping
Outstanding customer service
Free shipping in Australia
Sign up to get the latest on new product releases, articles from our blog, and more...