KALIBRAČNÍ ROZTOK PH 4 On order from 3,79 € Description: PH4 calibration buffer for pH meter calibration. It also serves as a storage solution for some types of pH electrodes. Product code: P00100-1
KALIBRAČNÍ ROZTOK PH 7 On order from 3,79 € Description: Buffer for pH meter calibration. PH = 7. Product code: P00101-1