YSI 9800 Photometer Check Standards conditioning as well as a vent

as well as a vent tube with a hydrophobic filter to keep moisture out of the system

Combines a built-in conductivity/temperature sensor with a port for a dissolved oxygen sensor (sold separately)

Screw-together construction means they break down for decontamination and reconfigure in the field

5 sec to 99 hours Barometric Compensation: Data Wizard and Barologger 5 Direct read cables and other replacement parts are available in the Solinst Levelogger 5 Series Parts & Accessories collection

reliable communication

YSI 9800 Photometer Check Standards conditioning as well as a ventCheck standards for the YSI 9800 photometer, used to verify instrument performance between calibrations. Used with: 9800 only. For verification only not for calibration. Not included in the YPT980 kit.