Combination pH electrode MA905B/3 Back Catalog number: MA905B/3 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended MA841 Spare membrane for MW600 (5 pcs). Price on request MA917B/1 Comb glass pH electrode, DJ, refill, BNC, 1m Price on request MC510 ORP controller MC510 Price on request