YSI 9800 Photometer Check Standards ph Amplified pH/ORP combination sensor for

Amplified pH/ORP combination sensor for the YSI 556 handheld

or 30 meter) — select your cable length below — plus a DO sensor

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

100 user-defined tests

YSI 9800 Photometer Check Standards ph Amplified pH/ORP combination sensor forCheck 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.