Index: firmware/App/Controllers/ConductivitySensors.h
===================================================================
diff -u -ra89d6b091874136d75a9bfbdbbc1ff00f42467b3 -r9826fc85bd1497ec617ae0e825f78b91972de2b3
--- firmware/App/Controllers/ConductivitySensors.h	(.../ConductivitySensors.h)	(revision a89d6b091874136d75a9bfbdbbc1ff00f42467b3)
+++ firmware/App/Controllers/ConductivitySensors.h	(.../ConductivitySensors.h)	(revision 9826fc85bd1497ec617ae0e825f78b91972de2b3)
@@ -46,9 +46,6 @@
 
 // ********** public definitions **********
 
-#define ACID_NORMAL_CONDUCTIVITY                        11645.05                                    ///< Acid normal operation theoretical conductivity.
-#define BICARB_NORMAL_CONDUCTIVITY                      13734.88                                    ///< Bicarb normal operation theoretical conductivity.
-
 /// Enumeration of conductivity sensors.
 typedef enum ConductivitySensors
 {