Combined pH electrode MA920B/1 Back Catalog number: MA920B/1 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended 18901177 DCON2010 Cond probe, K=10, 51,74 € 18901172 D201A-C Combination pH probe 17,91 € MA9305 Pack of 100 x 1.4V batteries. Price on request