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 SE220 Double junction pH electrode SE220 Price on request 18901148 DCON201T plastic ATC cond probe 50,78 € MA917B/1 Comb glass pH electrode, DJ, refill, BNC, 1m Price on request