pH buffer solution Back Catalog number: 18901165 Manufacturer: DLAB Availability: In the manufacturer's stock Price (VAT incl.) 16,37 € 13,53 € - + Recommended 52002547 pH Sensor InPro3250/120/PT100 Price on request 18901193 PH6.86 250mL 6.86pH, one bottle 12,74 € MA991B/1 Combined glass pH electrode MA991B/1 Price on request