As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DESCENDING THROUGH 6000 FT, ON ARRIVAL BOTH PILOTS SENSED A CHEMICAL SWEET ODOR. THE NR 1 PACK WAS TURNED OFF AND THE ODOR WENT AWAY. LEFT PACK OFF AND NO ODOR OCCURRED AFTER . PERFORMED TSM 05-50-00-810-831-A. INSPECTED THE NR 1 ENGINE DEOILER, FOUND NO SIGNS OF LEAKS. INSPECTED APU DUCT AND FOUND NO SIGNS OF CONTAMINATION. INSPECTED THE NR 1 PACK DUCTS AND FOUND NO SIGNS OF CONTAMINATION. ACFT OK FOR SERVICE