diff --git a/datasets/assetData/assetData.json b/datasets/assetData/assetData.json
index 283ee06..3a5e639 100644
--- a/datasets/assetData/assetData.json
+++ b/datasets/assetData/assetData.json
@@ -67,6 +67,24 @@
                 }
               ]
             },
+            {
+              "name": "Quantity (Ammonium)",
+              "models": [
+                { 
+                  "name": "VegaAmmoniaSense 10", 
+                  "units": ["g/m³", "mol/m³"]
+                }
+              ]
+            },
+            {
+              "name": "Quantity (NOx)",
+              "models": [
+                { 
+                  "name": "VegaNOxSense 10", 
+                  "units": ["g/m³", "mol/m³"]
+                }
+              ]
+            },
             {
               "name": "Quantity (TSS)",
               "models": [