Buy a pH or conductivity meter, get buffers free

- pH meter: a free set of pH 4, 7 and 10 buffers
- Conductivity meter: a free set of 1413, 147 and 12 880 µS/cm standards
- Multi-parameter meter bought with its probes: you get both sets
Qualifying models: HACH HQ series and sensION+ pH, conductivity and multi-parameter meters
Valid while stocks last.



