Product

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Field Meters

YSI 556 Multi-Parameter Water Quality Meter

The YSI 556 Multi-Parameter system combines the versatility of an easy-to-use, easy-to-read handheld unit with all the functionality of a multi-parameter system.

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YSI Pro Plus Multi-Parameter Water Quality Meter

The YSI Pro Plus Multi-Parameter system offers the most versatile solution for field water quality sampling with the capability to switch out cable assemblies and sensors.

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YSI 550A Dissolved Oxygen Meter

The YSI 550A dissolved oxygen meter features a waterproof, impact-resistant case and innovative field-replaceable DO electrode modules.

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YSI 85 Dissolved Oxygen and Conductivity Meter

The YSI Model 85 Handheld Dissolved Oxygen, Conductivity, Salinity, and Temperature System is a rugged, micro-processor based, digital meter.

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YSI 63 pH and Conductivity Meter

The YSI Model 63 Handheld pH, Conductivity, Salinity and Temperature System is a rugged, micro-processor based, digital meter.

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YSI 60 pH Meter

The YSI Model 60 Handheld pH & Temperature System is a rugged, micro-processor based, digital meter.

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YSI 55 Dissolved Oxygen Meter

The YSI Model 55 Handheld Dissolved Oxygen & Temperature System is a rugged, micro-processor based, digital meter.

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YSI 30 Conductivity Meter

The YSI Model 30 Handheld Conductivity, Salinity, and Temperature System is a rugged, micro-processor based, digital meter.

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YSI DO200 Dissolved Oxygen Meter

The DO200 is an economical handheld dissolved oxygen & temperature meter that features easy-to-use screw-on cap membranes.

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YSI EC300 Conductivity Meter

The EC300 is an economical handheld meter that will measure temperature, conductivity, specific conductance, salinity, and TDS.

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YSI pH100 pH Meter

The pH100 is an economical handheld meter that will measure pH or ORP and temperature with a variety of cable assemblies.

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YSI ORP 15 ORP Pen

The ORP 15 provides quick and accurate ORP and temperature measurements in a very economical platform.

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YSI pH 10 pH Pen

The pH 10 provides quick and accurate pH and temperature measurements in a very economical platform.

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Hach 2100P Portable Turbidity Meter

The 2100P Portable Turbidity Meter is a highly accurate, sensitive, and reliable turbidimeter for lab or field testing.

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YSI 9000-Series Photometers

These fully-featured portable microprocessor photometers accurately analyze all the major inorganic constituents of water.

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Hach Pocket Colorimeter II

Hach's Pocket Colorimeter II Filter Photometer is a true go-anywhere instrument for chlorine, nitrate, phosphate, and ammonia measurements.

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