Hanna HI9147-04 Dissolved Oxygen Meter for Aquaculture MF Pro It threads onto 3/4" NPT

It threads onto 3/4" NPT stainless-steel drive pipe extensions and is driven with a slide hammer acting on a drive head assembly

and hydrogen sulfide

Utility and Municipal Work: Sewer

The Geotech GeoSub 2 Pump & Controller Kit is a rugged

Hanna HI9147-04 Dissolved Oxygen Meter for Aquaculture MF Pro It threads onto 3/4" NPTThe Hanna HI9147 04 is a rugged, water resistant dissolved oxygen meter built for aquaculture and demanding field conditions. It measures DO from 0. 0 to 50. 0 mg L and 0 to 600% saturation, with a galvanic probe that requires no warm up or conditioning time pick it up and measure on demand. What's included: HI9147 04 meter, HI76409 4 galvanic DO probe with 4 m cable, 2 spare membrane caps with O rings, HI7042S electrolyte solution (30 mL), protective