diff --git a/xml/C14.xml b/xml/C14.xml
index ecc7d20..2ffc91d 100644
--- a/xml/C14.xml
+++ b/xml/C14.xml
@@ -2552,9 +2552,8 @@
   </C14>
   <C14>
     <CodeFigure>30299</CodeFigure>
-    <Meaning_en>Activity relative to one hour after release</Meaning_en>
-    <ChemicalFormula> A(H+1)</ChemicalFormula>
-    <Status>Operational</Status>
+    <Meaning_en>Pseudo radionuclide</Meaning_en>
+    <ChemicalFormula>Operational</ChemicalFormula>
   </C14>
   <C14>
     <CodeFigure>30300</CodeFigure>