pH buffer solution Back Catalog number: 18901165 Manufacturer: DLAB Availability: In the manufacturer's stock Price (VAT incl.) 16,37 € 13,53 € - + Recommended 18901193 PH6.86 250mL 6.86pH, one bottle 12,74 € MA915B/2 pH glass electrode for with 2meter cable. Price on request SE220 Double junction pH electrode SE220 Price on request