As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
POSSIBLE FUME EVEN IN DESCENT, MOSTLY BELOW 10K STGRONG ODOR ESPECIALLY IN CABIN UNABLE TO ISOLATE. ( PACKS A319 WITH MOD. 30626/MP K6443 (ENHANCED ECS) )-PERFORMED DECONTAMINATION OF ECS IAW AMM 21-00-00. OPS TEST GOOD. PERFORMED REACTIVATION OF PACK 1 IAW AMM 21-51-00. OPS TEST OF PACK 1 OK. MOC NOTIFIED. THIS CLEARS MDDR # 64598. PLACARD REMOVED.