Hanna Dissolved Oxygen Electrolyte Solution (500 mL) Carbon Filter and other pH meters requiring

and other pH meters requiring pH 4

Ascorbic Acid Method: Industry-standard colorimetric method — simply add reagent to sample

74 inches (212 x 145 x 67 mm)

360° D-Rings — attach to any pack

Packaging: Resealable bottle

Hanna Dissolved Oxygen Electrolyte Solution (500 mL) Carbon Filter and other pH meters requiringThe HI7041L electrolyte fill solution has been developed for Hanna's polarographic dissolved oxygen probes. Having the correct electrolyte solution is crucial to the performance of your dissolved oxygen probe. Made with reagent grade chemicals Long lasting supply of electrolyte HI7041L is designed to refill the electrolyte solution for polarographic dissolved oxygen probes. Polarographic sensor technology is based on the Ross and Clark polarographic