Item description for ORION Brand ROSS pH Electrodes Instruction Manual models 8005 8101 8155 8165 +++

This is an Orion brand ROSS pH Electrodes Instruction Manual, for models 8005, 8101, 8102, 8103, 8104, 8115, 8135, 8155, 8156, 8162, 8163 and 8166.

Please see photos for more on contents and condition.

In very good, clean conditoin with minor wear.

Thanks for looking !

r202