pH Sensor InPro3250/120/PT100 Back Catalog number: 52002547 Availability: In the manufacturer's stock Price on request - + Recommended 6210129 CSKC50M Reagecon 50,000 µS/cm Conductivity Standard, 500ml Price on request MA841 Spare membrane for MW600 (5 pcs). Price on request MA921B/1 Double junction orp platinum electrode MA921B/1 Price on request