Orion Basic Electrodes

 Product#

 Construction

 9142BN 

 Refillable combination pH electrode with glass body

 9145BN 

 Low maintenance gel combination with epoxy body

 9146BN 

 Low maintenance gel combination with epoxy body and removable bulb guard

 9147BN 

 Low maintenance gel combination with epoxy body and built-in ATC

 917004 

 Stainless Steel ATC Probe