YSI Incorporated
We work with industry and government professionals to provide monitoring and sampling solutions for process improvement and to protect our planet's natural resources.
- 1 877-726-0975
+1 937-688-4255 - 1 937-767-9353
- ysi.info@xylem.com
- 1700/1725 Brannum Lane
Yellow Springs, Ohio 45387-1107
United States of America
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product
Multiparameter Water Quality Meter
ProDSS
YSI's ProDSS (Digital Sampling System) Multiparameter Handheld Meter provides flexibility and customization with a 4-port cable assembly outfitted with any four sensors, with or without depth.
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product
Laboratory pH Instrument
pH1200
Laboratory Instrument for pH and mV Tests. Perform accurate lab pH measurements with the YSI pH1200. Instrument features: auto buffer recognition, large display, sensor efficiency check, autolock mode and more for accurate lab pH testing.
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product
Biochemistry Analyzer
The YSI 2900 features an intuitive graphical user interface, a USB port for data retrieval, and the ability to measure samples from a variety of sample holders including 96 well plates and microcentrifuge tubes, making 2900 series analyzers the easiest to use and most cost effective way to measure the following chemistries in a wide range of application areas:
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product
Dissolved Oxygen Instrument
550A
The 550A dissolved oxygen instrument has been discontinued. YSI will continue to support existing 550A's through 2020. We recommend the Pro20i as a direct replacement. The Pro20 and ProODO handheld instruments are also suitable replacements. See the Pro Series Guide for discontinued YSI handheld instruments and their replacements.
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product
Three channel benchtop multiparameter instrument
MultiLab 4010-3
Laboratory instrument for DO/BOD, pH, ORP, conductivity and ion activity measurement. EPA approved for drinking water and wastewater compliance reporting. The YSI MultiLab line includes the 4010-1 (single channel), 4010-2 (dual channel) and 4010-3 (three channel) instruments providing easy to use and calibrate menu-driven operation ideal for the laboratory. All MultiLab instruments can accurately measure pH, ORP, conductivity, and DO/BOD. ISEs can also be connected to two and three channel instruments.










