Hanna HI6421 Advanced Research Grade Benchtop DO/BOD MeterThe Hanna HI6421 is a flagship, research grade benchtop meter engineered exclusively for high end Dissolved Oxygen and Biological Oxygen Demand (BOD) analysis. Operated via a massive 7 inch capacitive touchscreen, it utilizes Hanna's HI7641133 Optical Dissolved Oxygen Probe (Opdo) to completely eliminate membrane maintenance. Featuring an integrated barometer, Wi Fi Ethernet connectivity, and a 1,000,000 point data logger, it is the uncompromising

making it the ultimate field diagnostic instrument for evaluating closed-loop cooling systems where nitrite is used as a potent anti-corrosion inhibitor

Confectionery QC

Perfect for 4–28 mm drilling

dosage in ppm

Establish absolute scientific authority in your water testing laboratory with the Hanna HI6421 Advanced Research Grade Benchtop DO Meter

the relay can activate a dosing pump

The Bosch GBH 3-28 DFR Professional delivers class-leading drilling and chiseling performance with 20% less vibration

a reliable and robust 18V tool designed for metalworking

cordless in our [Pressure Washers] category

ultra-smooth robotic arm that allows chemists to smoothly glide probes into tall BOD bottles with a single hand

making it practical for precision inspection of shafts

It is the critical consumable for monitoring heavy agricultural runoff