3M - Particulate Respirator - R95 - 20 Count - 8247. This disposable R95 particulate respirator helps provide reliable respiratory protection against certain oil and non oil based particles. Constructed with a carbon filter layer for nuisance levels of organic vapors*.. The lightweight, disposable R95 particulate respirator is constructed with carbon filter material for applications such as foundry operations, lab settings, agriculture, petrochemical manufacturing and undercoating where particle