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Whatman 6722-5000 VACU-Guard Vacuum Protection Filter, 50mm Disc (Pack of 10) (2-(Pack))
FeaturesHelps to confine and isolate infectious materials in vacuum systems and protect your lab50mm discDesigned for in-line use with stepped barb connections for 10-12mm ID hoseIdeal for protecting vacuum pump systemsHydrophobic PTFE membrane retains 99.99% of airbone particles greater than 0.1µm
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