Combined pH electrode MA920B/1 Back Catalog number: MA920B/1 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended MA916B/3 Combined glass pH electrode, refill, BNC, 3m Price on request MI56P pH/Temp probe for pH55 and pH56 Price on request 52002547 pH Sensor InPro3250/120/PT100 Price on request