As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ODOR AFTER TAKEOFF THROUGHOUT ACFT. DISSIPATED DURING CRUISE. ODOR RETURNED IN FWD CABIN & COCKPIT DURING DESCENT, DE-ICE FLUID SMELL. EXCESSIVE DE-ICING FLUID RESIDUE ON BELLY OF ACFT & AT APU INLET. AREAS WERE CLEANED. ACCOMPLISHED JC 26L00021001 CABIN AIR QUALITY & NO ODOR DETECTED. ACFT WAS OK FOR SERVICE.