Excellent for vacuum protecting pump systems from solvent vapor or gaseous contaminants and aqueous aerosols. - Features hydrophobic polytetrafluoroethylene (PTFE) membrane. - Membrane retains 99.99% of airbone particles greater than 0.1 μm. - Designed for in-line use with stepped barb connections for 10 to 12 mm i.d. hose. - Available with choice of chemical trap: activated carbon, molecular sieve, or desiccant. -The easy-to-use VACU-GUARD inline filter devices help to confine and isolate infectious materials in vacuum systems and protect your laboratory. You may find the certificate here: https://www.cytivalifesciences.com/en/de/support/quality/certificatesMeer tonenMinder tonen