A Germanwings Airbus A319-100, registration D-AGWM performing flight 4U-7402 from Hamburg (Germany) to Paris Charles de Gaulle (France), was descending through FL120 towards Paris when a strong chemical odour occurred on board of the aircraft. Both flight crew donned their oxygen masks and continued for a safe landing on runway 27R about 14 minutes later.
The aircraft remained on the ground for 48 hours, positioned to Dusseldorf, remained again on the ground and resumed service about 72 hours after landing in Paris.
According to information The Aviation Herald received the captain feared he might lose consciousness prompting both flight crew to don their oxygen masks.
Germany's BFU reported that the occurrence was reported to the BFU, the BFU is currently collecting information and informed the French BEA. On Mar 2nd 2017 the BFU added, that after collecting and evaluating information the BFU did rate the occurrence neither serious incident nor accident and is therefore not investigating the occurrence.