Index: sources/gui/qml/dialogs/AcidConcentrateAdjustment.qml
===================================================================
diff -u -r9ea6aa3bf4e8c4b5ef8970a6c19ad12b5765c58d -rb556748931f7d625cf3fac11327fcdc6e462668d
--- sources/gui/qml/dialogs/AcidConcentrateAdjustment.qml	(.../AcidConcentrateAdjustment.qml)	(revision 9ea6aa3bf4e8c4b5ef8970a6c19ad12b5765c58d)
+++ sources/gui/qml/dialogs/AcidConcentrateAdjustment.qml	(.../AcidConcentrateAdjustment.qml)	(revision b556748931f7d625cf3fac11327fcdc6e462668d)
@@ -35,9 +35,14 @@
     width           : 1000
     height          : 600
     padding         : Variables.defaultMargin
-    onVisibleChanged: vTreatmentRanges.doCheckAcidConcentrate(vTreatmentCreate.acidConcentrateSet,
-                                                              vTreatmentCreate.acidConcentrate)
+    onVisibleChanged: visible ? vTreatmentRanges.doPopulateAcidConcentrate( vTreatmentCreate.acidConcentrateSet,
+                                                                            vTreatmentCreate.acidConcentrate) :
+                                notificationText = ""
 
+    Connections { target: vTDOpMode
+        function onPreTreatmentChanged() { if (vTDOpMode.preTreatment) { _root.close() } }
+    }
+
     Item { id : _contentItem
         anchors.fill: parent
 
@@ -142,7 +147,7 @@
                 }
             }
 
-            function onDidCheckAcidConcentrate ( vChecked ) {
+            function onDidPopulateAcidConcentrate ( vChecked ) {
                 if ( vChecked ) {
                     _potassiumValueControl.isActive = true
                     _calciumValueControl.isActive   = true