diff --git a/src/org/labkey/test/params/experiment/SampleTypeDefinition.java b/src/org/labkey/test/params/experiment/SampleTypeDefinition.java
index 2eececdb96..076927f3b9 100644
--- a/src/org/labkey/test/params/experiment/SampleTypeDefinition.java
+++ b/src/org/labkey/test/params/experiment/SampleTypeDefinition.java
@@ -111,34 +111,61 @@ public SampleTypeDefinition setLinkedDatasetCategory(String value)
         return this;
     }
 
-    protected InventoryMetricUnit getInventoryMetricUnit()
+    /**
+     * Pretty much limited to Sample Types in the apps.
+     * @return an InventoryMetricUnit value
+     */
+    public InventoryMetricUnit getInventoryMetricUnit()
     {
         return _inventoryMetricUnit;
     }
 
+    /**
+     * Pretty much limited to Sample Types in the apps.
+     * @param inventoryMetricUnit an InventoryMetricUnit value
+     * @return This SampleTypeDefinition object
+     */
     public SampleTypeDefinition setInventoryMetricUnit(InventoryMetricUnit inventoryMetricUnit)
     {
         _inventoryMetricUnit = inventoryMetricUnit;
         return this;
     }
 
-    protected String getLabelColor()
+    /**
+     * Pretty much limited to Sample Types in the apps.
+     * @return The hex value of the label color.
+     */
+    public String getLabelColor()
     {
         return _labelColor;
     }
 
-    protected SampleTypeDefinition setLabelColor(String color)
+    /**
+     * Pretty much limited to Sample Types in the apps.
+     * @param color Hex value of the label color.
+     * @return This SampleTypeDefinition object
+     */
+    public SampleTypeDefinition setLabelColor(String color)
     {
         _labelColor = color;
         return this;
     }
 
-    protected String getAliquotNameExpression()
+    /**
+     * Pretty much limited to Sample Types in the apps.
+     * @return The name expression to use for aliquot creation.
+     */
+    public String getAliquotNameExpression()
     {
         return _aliquotNameExpression;
     }
 
-    protected SampleTypeDefinition setAliquotNameExpression(String aliquotNameExpression)
+    /**
+     * Pretty much limited to Sample Types in the apps.
+     * @param aliquotNameExpression The name expression to use for aliquot creation.
+     * @return This SampleTypeDefinition object
+     */
+    public SampleTypeDefinition setAliquotNameExpression(String aliquotNameExpression)
     {
         _aliquotNameExpression = aliquotNameExpression;
         return this;