Combined pH electrode MA920B/1 Back Catalog number: MA920B/1 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended SE300 Double junction orp platinum electrode SE300 Price on request HI73127 pH elektroda HI73127 pro pHep testery Price on request 6210129 CSKC50M Reagecon 50,000 µS/cm Conductivity Standard, 500ml Price on request