Cassette, 37mm 2pc 5.0µm PVC, 50/Box Back Catalog number: GCU37500PVC-2 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 400506 Impinger, Special Midget, Fritted (25ml) Price on request 375-0008-01 Protective Rubber Boot for Nephelometer Price on request 910-1710-EU-R G3 BASE,HFDC,EUCORD, NO CASE Price on request