Cassette, 37mm, 2 pc, 0.4µm Polycarbonate, 50/Box Back Catalog number: GC7245PC Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 298-0027-01 Charger, Smart Lithium Ion 100 to 240VAC for Nephelometer Price on request 700537-R Display LCD Gilibrator 2 Price on request 801385 Case Assembly & Screws, Blue, GilAir-5 Price on request