Index: ssts-tousse/src/main/java/com/forgon/disinfectsystem/tousse/toussedefinition/service/TousseDefinitionManagerImpl.java
===================================================================
diff -u -r15308 -r15350
--- ssts-tousse/src/main/java/com/forgon/disinfectsystem/tousse/toussedefinition/service/TousseDefinitionManagerImpl.java	(.../TousseDefinitionManagerImpl.java)	(revision 15308)
+++ ssts-tousse/src/main/java/com/forgon/disinfectsystem/tousse/toussedefinition/service/TousseDefinitionManagerImpl.java	(.../TousseDefinitionManagerImpl.java)	(revision 15350)
@@ -386,7 +386,7 @@
 						if(materialDefinition == null){
 							materialDefinition = new MaterialDefinition();
 							materialDefinition.setName(materialName);
-							materialDefinition.setSpecification(specification);
+							materialDefinition.setSpecification(StringUtils.isBlank(specification) ? null : specification);
 							materialDefinition.setSpelling(GB2Alpha.string2Alpha(materialName));
 							materialDefinition.setWbCode(GB2WB.getWBCode(materialName));
 							materialDefinition.setIsForeignMaterial(Constants.STR_YES);
Index: ssts-recyclingapplication/src/main/java/com/forgon/disinfectsystem/foreigntousseapplication/service/ForeignTousseApplicationManagerImpl.java
===================================================================
diff -u -r15254 -r15350
--- ssts-recyclingapplication/src/main/java/com/forgon/disinfectsystem/foreigntousseapplication/service/ForeignTousseApplicationManagerImpl.java	(.../ForeignTousseApplicationManagerImpl.java)	(revision 15254)
+++ ssts-recyclingapplication/src/main/java/com/forgon/disinfectsystem/foreigntousseapplication/service/ForeignTousseApplicationManagerImpl.java	(.../ForeignTousseApplicationManagerImpl.java)	(revision 15350)
@@ -686,7 +686,7 @@
 		if(md == null){
 			md = new MaterialDefinition();
 			md.setName(name);
-			md.setSpecification(sp);
+			md.setSpecification(StringUtils.isBlank(sp) ? null : sp);
 			md.setSpelling(GB2Alpha.string2Alpha(name));
 			md.setWbCode(GB2WB.getWBCode(name));
 			md.setIsForeignMaterial(Constants.STR_YES);