CHEMSOLUTE ready-to-use conductivity sol. 1413 µS/cm, 500ml (THG) Back Catalog number: 1575-500ML Availability: In the manufacturer's stock Price on request - + Recommended MA991B/1 Combined glass pH electrode MA991B/1 Price on request 18901211 12.88mS/cm 250mL Conductivity Solution, one bottle 500,00 Kč MA911B/2 Double junction pH electrode MA911B/2 Price on request