Material: PP, PE and activated carbon. Filter housing made of PP with connection (GL 14 thread) suitable for b.safe Waste Cap HPLC screw caps. Lid with integrated splash-proof ventilation openings and change indicator with labelling area for monitoring service life. The activated carbon filling is protected with two filter membranes made of porous PE. The exhaust air can circulate unobstructed around the activated carbon at the same time, so that the solvent components are reliably absorbed by the activated carbon and only filtered exhaust air escapes into the surrounding area via the ventilation openings. Temperature resistance: 0 to +110 °C. Accessories exhaust air filter b.safe Service life 12 months, for more than 10 litres of capacity.