Index: firmware/App/TDCommon.h
===================================================================
diff -u -r1212df8584c824b35074eb8b7c2c72fea24dda78 -rb4166e3c1342a8ddbf1dee8df4eaeb46fb0e6d00
--- firmware/App/TDCommon.h	(.../TDCommon.h)	(revision 1212df8584c824b35074eb8b7c2c72fea24dda78)
+++ firmware/App/TDCommon.h	(.../TDCommon.h)	(revision b4166e3c1342a8ddbf1dee8df4eaeb46fb0e6d00)
@@ -121,6 +121,8 @@
 
 // **** Common Macros ****
 
+#define BICARBONATE_CONVERSION_FACTOR    0.07337F    ///< Bicarbonate conversion factor mS/cm per mmol/L  //TODO move to institutional records and update the usage with get API call
+
 /**@}*/
 
 // **** VectorCAST Definitions ****