What was found
FLT 8, LAS-FLL. VERY OUT-LEASH ODOR FROM 14,000 FT TO GATE ON DESCENT. CABIN ODOR FILED OUT. ODOR WAS VERY STRONG AT 14,000 FT. SMELLED LIKE CHEMICALS AT 8000. IT SMELL LIKE DIRTY SOCKS; COMPLIED WITH INFORMATION NOTICE 2017-T015D SECTION TABLE 1. AIRCRAFT IS OK FOR SERVICE. ACCOMPLISHED ECS DECONTAMINATION IAW AMM 21-00-00 WITH ENGINES. REMOVED AND REPLACED RECIRCULATION FILTERS FIN 4012HM _4013HM IAW AMM 21-21-41. NO ODOR PRESENT AT ANY TIME DURING TROUBLE SHOOTING. OK FOR SERVICE AT THIS TIME. APU REMAINS ON MEL.