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.
เครื่องวัดสีในน้ำตัวอย่าง HI727
HI93734-01 Chlorine HR Free & Total - Reagents - 100 Tests
สารละลายมาตรฐานสำหรับสอบเทียบค่ากรด-ด่าง 4.01 (HI7004/1G)
HI5011 - 11.00 pH@25°C - TQ - 500ml
HI5002 - 2.00 pH@25°C - TQ - 500ml 



