Looking for miniature pH sensor

[S.Grossmann]

Hello,

I am looking for a miniature pH sensor (less than 1 cm^3).
Does anyone know manufacturers of miniature pH sensors?

Thank you for your help,

S.Grossmann

 

[Dr Engelbert Buxbaum]

Hello,

I am looking for a miniature pH sensor (less than 1 cm^3).
Does anyone know manufacturers of miniature pH sensors?

The classic pH-sensor is a glas electrode, but they are usually somewhat
bigger and also easy to break. You may wish to try a pH-dependent FET,
check for example www.phmeters.com