Consultation on calibration fluid for redox and pH probes.

Client:
Hello
I am currently ordering the Redox and pH probes
Which calibration solution is suitable for both probes?
Regards

Technical Advisor:
Hello
One moment

Technical Advisor:
ph75-buffer-solution-for-probes
redox-calibration-kit-700-mv

Client:
What about the KIT?

Technical Advisor:
We don't have a KIT for those values!

Client:
Okay, O-rings for the electrolysis cell connection (hoping it's still intact)

Technical Advisor:
We don't have that

Client:
Okay