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 5190-3988 P3211 pH comb electrode w/fill solution 5 171,04 Kč 2814-3ROLL CHEMSOLUTE Universal pH-indicator paper, pH 1-14, 5m x 7mm, Refill pack with 3 rolls Price on request MA812/2 Conductivity/TDS probe with 2meter cable(MC 310). Price on request