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 200260-25 Filter-25Pk, Internal LFS Price on request 800510-171-2305 GilAir-3 RP Pump, 5-Pack with Universal 5-Unit Charger, 230V Euro Style Plug Price on request 385-0117-01 Tri-pod mounting bracket for Nephelometer (Tri-pod not included) Price on request