As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON SHORT APPROACH AT 800 AGL, A VERY STRONG, ACRID, ELECTRICAL SMELL IN COCKPIT. NO VISIBLE SMOKE. FLIGHT ATTENDANTS SMELLED NOTHING. VERY SLOW TO DISSIPATE AT GATE. PERFORMED PNEUMATIC DIST CABIN SMOKE/ODOR TROUBLESHOOTING W/C 2120-2367 PER NO-DO ODI PROCEDURES. COULD NOT FIND SOURCE OF SMELL. PERFORMED DUCT BURN PROCEDURES IAW AMM 21-20-02 SECTION C. NO TROUBLE FOUND. A/C OK FOR SERVICE.