As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IN FLIGHT TOXIC ODOR WAS NOTICED MAKING IT DIFFICULT TO BREATH ODOR CONTINUED THROUGHOUT ENTIRE FLIGHT FLIGHT DECK ONLY. PRESSURIZED LT AND RT PACK WITH APU AND RT ENGINE, IAW CRJ 700 AMM 21-50-00-862-801-A02 AND 21-50-00-862-805-A01, NO ABNORMAL SMELL NOTED. SEE LOGBOOK 18748 06 1 FOM.