YSI EcoSense pH1000A Benchtop pH/ORP/Temperature Meter Kits Double Valve Pump it is also attached to

it is also attached to prevent it from being lost

butterfly valves or inlet guide vanes that require torque ranges from 300 in-lbs up to 177

and is NSF 61/372 certified for potable water use

PTFE Seat for lower torque and extended life

Aquaculture

YSI EcoSense pH1000A Benchtop pH/ORP/Temperature Meter Kits Double Valve Pump it is also attached toYSI EcoSense pH1000A Benchtop pH ORP Temperature Meter Kits The pH1000A benchtop pH meter is an economical, accurate and easy to use solution for basic, routine pH or mV measurements in the lab. The AUTOLOCK feature locks stable measurements on the display, resulting in precise, repeatable, and error free measurements. Simple calibration procedures, automatic buffer recognition, and electrode efficiency display makes calibration quick and easy. Kit