SCR-PHIL PAN 4-20 X 3/4" Back Catalog number: 401931-750-R Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800556 Pump Filter Kit (3 Filters, 3large o-rings, 3 sma Price on request 375-0009-01 Carrying Case for Nephelometer Price on request GF25TQ Filter, Tissue Quartz, (99.90% retention of 0.3µm Price on request