The Hanna Checker Kit includes 4 of the most commonly used Hanna Checkers used in the Marine Aquarium. Includes: Phosphate Checker Calcium Checker Alkalinity Checker pH Checker ...
Designed for Research Grade Analysis HANNA‘s HI 96822 Digital Refractometer is a rugged portable, water resistant device that utilizes the measurement of the refractive index to determine the salinity of natural and artificial ...
Laboratory Grade ORP Probe with 10-ft Cable Combination ORP Probe with 10-ft. cable and BNC connector. Rugged ½-in. epoxy body features a recessed bulb design, which protects the sensitive platinum electrode from damage. Manufact...