YSI 9800 Photometer Check Standards ph note YSI's own spec page

note YSI's own spec page lists this cup against its EC30A/ORP15A/pH10A/XLM/600XL handheld line rather than the 5200A noted on the internal price list — worth double-checking against the actual cable/probe you're pairing it with

08 Required for Turbidity and Total Algae sensors Short Guard Kit 610194 $253

100 user-defined tests

Amplified pH/ORP combination sensor for the YSI 556 handheld

and wastewater compliance

YSI 9800 Photometer Check Standards ph note YSI's own spec pageCheck 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.