Index: firmware/App/Controllers/ConductivitySensors.h
===================================================================
diff -u -r025612ad77fe630889a364586de54bffe5262d56 -ref4bc1eaa0f019b678b4d49011a5d23ebe558ad8
--- firmware/App/Controllers/ConductivitySensors.h	(.../ConductivitySensors.h)	(revision 025612ad77fe630889a364586de54bffe5262d56)
+++ firmware/App/Controllers/ConductivitySensors.h	(.../ConductivitySensors.h)	(revision ef4bc1eaa0f019b678b4d49011a5d23ebe558ad8)
@@ -32,17 +32,12 @@
 
 // ********** public definitions **********
 
-#define MIN_ACID_CONCENTRATE_CONDUCTIVITY               11000                                       ///< Minimum conductivity for acid concentrate.
-#define MAX_ACID_CONCENTRATE_CONDUCTIVITY               11850                                       ///< Maximum conductivity for acid concentrate.
+#define MIN_ACID_CONCENTRATE_CONDUCTIVITY               11062.80                                    ///< Minimum conductivity for acid concentrate 11645.05 - 5%.
+#define MAX_ACID_CONCENTRATE_CONDUCTIVITY               12227.30                                    ///< Maximum conductivity for acid concentrate 11645.05 + 5%.
 
-#define MIN_BICARB_CONCENTRATE_CONDUCTIVITY             2000                                        ///< Minimum conductivity for bicarbonate concentrate.
-#define MAX_BICARB_CONCENTRATE_CONDUCTIVITY             3000                                        ///< Maximum conductivity for bicarbonate concentrate.
+#define MIN_BICARB_CONCENTRATE_CONDUCTIVITY             13048.14                                    ///< Minimum conductivity for bicarbonate concentrate 13734.88 - 5%.
+#define MAX_BICARB_CONCENTRATE_CONDUCTIVITY             14421.62                                    ///< Maximum conductivity for bicarbonate concentrate 13734.88 + 5%.
 
-///< Minimum conductivity value for dialysate solution.
-#define MIN_DIALYSATE_CONDUCTIVITY                      ( MIN_ACID_CONCENTRATE_CONDUCTIVITY + MIN_BICARB_CONCENTRATE_CONDUCTIVITY )
-///< Maximum conductivity value for dialysate solution.
-#define MAX_DIALYSATE_CONDUCTIVITY                      ( MAX_ACID_CONCENTRATE_CONDUCTIVITY + MAX_BICARB_CONCENTRATE_CONDUCTIVITY )
-
 /// Enumeration of conductivity sensors.
 typedef enum ConductivitySensors
 {