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.
HI733 Checker HC ® - Ammonia, HR
Reagents for HI 708 Checker HC ®, 25 Tests
HI93754B-25 Medium Range COD Reagent (0 to 1500 mg/L)
HI764 Checker HC ® - Nitrite, ULR
BL983315-1 TDS Mini Controller 0.0 to 199.9 mg/L (ppm) - 230V
เครื่องวัดปริมาณคลอรีนอิสระ รุ่น HI701 

