1/4" ID Peristaltic Pump Santoprene Tubing (TPE55S Back Catalog number: PC-5000-1177 Availability: In the manufacturer's stock Price on request - + Recommended MA914BR/1 pH/Temp amplified probe with 1m cable for Mi105 Price on request MA991B/1 Combined glass pH electrode MA991B/1 Price on request 52005384 pH Sensor InPro4800i/SG/225 Price on request