pH Sensor InPro4800i/SG/225 Back Catalog number: 52005384 Availability: In the manufacturer's stock Price on request - + Recommended 18901164 DF01 Flexible electrode holder 1 100,00 Kč 18901214 12.85mS/cm 500mL Conductivity Solution, one bottle 940,00 Kč 18901160 DDO01-2M Polarographic type DO probe 2 990,00 Kč