Sada pufrů pH 4,01; pH 7,01; pH 10,01 Back Catalog number: HI54710 Manufacturer: Hanna Instruments Czech Availability: In the manufacturer's stock Price on request - + Recommended 18901206 146.6μS/cm 250mL Conductivity Solution, one bottle 500,00 Kč PC-5000-1177 1/4" ID Peristaltic Pump Santoprene Tubing (TPE55S Price on request 18901217 12.88mS/cm 500mL Conductivity Solution, one bottle 940,00 Kč