As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FUME EVENT DURING DESCENT THROUGH 11000 FEET TURNED PACK 1 OFF AND SMELL WENT AWAY-OPERATED PACK 1 AND 2 FOR 30 MINS COULD NOT REPLICATE. AS PRECAUTIONARY PERFORMED DECONTAMINATION OF PACK SYSTEM IAW AMM 21-00-00. NO FAULTS FOUND AT THIS TIME. OPS CHECK GOOD.