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 TE-25 Teflon Bag, Septum Valve (0.5L) Price on request 811-9918-02 Go-Cal AC Adapter NEMA, 100-240V Price on request 800092 LFS Case Back Assy LFS Price on request