Dosing Tip where the tip is immersed in the sample Back Catalog number: PC-1000-654 Availability: In the manufacturer's stock Price on request - + Recommended SE220 Double junction pH electrode SE220 Price on request MA919B/1 Glass pH electrode, refillable, BNC, 1m Price on request PC-5000-1177 1/4" ID Peristaltic Pump Santoprene Tubing (TPE55S Price on request