DF01 Flexible electrode holder Back Catalog number: 18901164 Manufacturer: DLAB Availability: In the manufacturer's stock Price (VAT incl.) 52,97 € 43,78 € - + Recommended SE220 Double junction pH electrode SE220 Price on request MA811/2 Conductivity/TDS probe with 2meter cable (MC410). Price on request 18901192 PH4.00 250mL 4.00pH, one bottle 12,74 €