Reference electrode combined with a measuring probe, diaphragm for such electrode and method of producing this diaphragm
WO9002943A1
Paste-like preparation for performance testing and/or cleaning of amperometric sensors
WO9002898A1
Device for connecting at least two supply pipes with a common drainage pipe
CH677151A5
Prove for determining e.g. gas content - has selectively permeable membrane with laminar construction of e.g. fluoro-polymer bonded to silicone rubber reinforced with steel mesh
CH673895A5
Glass electrode assembly - with masking sleeve for easy sterilisation
