As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ODOR AT 15000FT, DURING DECENT. CHEMICAL OR PLASTIC ODOR IN COCKPIT. SHUT OFF THE NR 1 PACK AND ODOR DISSAPATED. PERFORMED INSPECTION AND DECONTAMINATION OF THE ECS IAW AMM 21-00-00-615-001-A. NO DEFECTS RO ORDOR WERE NOTED AT THIS TIME.