Sheath Air Purge Flow Filter for Nephelometer Back Catalog number: 385-0112-01 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GB25C Band, 25mm Shrink, Clear 1400/Pack Price on request 811-0012-01 Gilian 800i/5000/10i/12 Replacement filter, pkg 10 Price on request KB-100 Kynar Bag 100L Price on request