Kit of 4 P3R filtering cartridges for M9200 ROTOR GALAXY, M9300 STRAP GALAXY full face masks.Synthetic resin case highly resistant to shocks and abrasions REGULATION (EU) 2016/425 EN148-1:1999 Respiratory protective devices - Threads for face pieces - Part 1: Standard thread connection. This standard is specific to the standard connection system of the cartridge for full face masks. EN143:2000+A1:2006 Filters against particles P3R Protection type It contains laboratory tests to check the conformity with resistance to impacts, to temperature, to humidity and corrosive atmospheres, and with mechanical and respiratory resistance.*NPF: Nominal Protection Factor corresponds to the level of protection tested in the laboratory.The Level of APF, Assigned Protection Factor, might be different according local regulations**TIL: Leakage of the ambient atmosphere into the respiratory interface measured in laboratory.