Combined glass pH electrode MA991B/1 Back Catalog number: MA991B/1 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended 18901173 D201FLAT Combination pH probe-flat sensor 810,00 Kč MA841 Spare membrane for MW600 (5 pcs). Price on request 18901206 146.6μS/cm 250mL Conductivity Solution, one bottle 500,00 Kč