Client:
How to know if the probe is working and how to calibrate it?
Technical Advisor:
Hello,
For a pH or redox probe?
Client:
pH reading is 7.9
Technical Advisor:
https://ph-redox-pool.com/gb/content/16-ma-sonde-ph-est-elle-hors-service-
Like this
Client:
ok
Technical Advisor:
👍