Clean the liquid junction of your electrodes once a day or at least once a week to prevent clogging and to maintain accuracy. Immerse the electrode in the proper cleaning solution for about 5 minutes.
HANNA® offers a wide range of cleaning solutions, for general purpose and specific applications, to eliminate all kind of dirt or deposit from the electrode, and thus ensure correct measurements.
HI5522 Research Grade pH/ORP/ISE and EC/TDS/Salinity/Resistivity Meter with CAL Check™
HI727 Checker HC ® - Color of Water
HI5321 Research Grade EC/TDS/Salinity/Resistivity Meter with USP
เครื่องวัดปริมาณฟอสเฟต ช่วงสูง รุ่น HI717 

