Filter, PTFE with Polypropylene Backing, 0.5µm, 37 Back Catalog number: GF37050T Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 910-0208-02 GilAir-3 Program [ATEX], 5-Pack (With Universal 5- Price on request 375-0009-01 Carrying Case for Nephelometer Price on request 400165 Impinger, Standard Midget (25ml) Price on request