Combination pH electrode MA905B/3 Back Catalog number: MA905B/3 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended SE220 Double junction pH electrode SE220 Price on request MA923D/1 pH/ORP/Temp amplified probe MA923D/1 Price on request 52005382 pH Sensor InPro4260i/SG/225 Price on request