Singer Safety – Cartridge – 725abek2p3

Types: A, B, E, K (For gases)
Type A (brown) for certain gases and organic vapors with a boiling point above 65°C, as specified by the manufacturer.
Type B (gray) for certain inorganic gases and vapors, as specified by the manufacturer.
Type E (yellow) for sulfur dioxide and other gases and vapors, as specified by the manufacturer.
Type K (green) for ammonia and organic amine derivatives, as specified by the manufacturer.
Types: P1, P2, or P3 (Particle filters)
Classification according to filter efficiency: P1, P2, P3