Filter, Support Pads, Porous Plastic, 37mm, 20.0µm Back Catalog number: GPP3700 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 910-1305-NO Gilian 800i,5-Pack Kit, No Cord Price on request GCU25080BLG Cassette, 25mm, Classic Style, PCM, 0.8µm, MCE Bla Price on request 375-0008-01 Protective Rubber Boot for Nephelometer Price on request