Horiba LAQUA DS-72G Benchtop pH/Water Quality Analyzer
Temperature Measuring Range
0.0°C to 100.0°C
Conductivity Measuring Range
Cell constant 1 cm⁻¹: 0.00 uS/cm to 199.9 mS/cm
Salinity Measuring Range
0.00 PPT to 80.00 PPT (0.000% to 8.000%)
- Measures salinity, TDS, resistivity, conductivity, and temperature with automatic parameter switching
- Large capacitive touchscreen with swipe navigation for digital graph or analog-style display
- On-screen visual user guide and calibration assistant for real-time operational support
- GLP/GMP-compliant data recording with sample ID, user ID, and calibration traceability
- Auto-diagnostic function ensures consistent instrument performance and reliability
- Auto-hold feature stabilizes readings during calibration and measurement
- Internal memory stores up to 2,000 sets of measurement data
- USB connectivity for simultaneous PC communication and GLP/GMP printer output
- Multi-language support: English, Japanese, Chinese, and Korean
The Horiba LAQUA DS-72G Benchtop pH/Water Quality Analyzer is a multifunctional, GLP/GMP-compliant instrument designed to support high-accuracy water quality analysis across various industrial and pharmaceutical standards. Capable of measuring conductivity, resistivity, salinity, TDS, and temperature. Its intuitive capacitive touchscreen offers real-time digital graphing or analog-style display options, with swipe navigation for quick access. Built-in support tools—including a visual calibration guide, condition checks, and an electronic manual—ensure seamless operation and reduced user error. Automatic hold functionality stabilizes readings during both measurement and calibration, while a built-in diagnostics system continually checks instrument performance for reliable results.
The DS-72G also enables full traceability with stored sample names, user IDs, and calibration logs. With onboard memory for up to 2,000 data sets and USB connectivity for PC and printer integration, it supports efficient documentation and data transfer. Multilingual support and broad electrode compatibility round out its functionality, making it an ideal solution for demanding lab environments.
All of our equipment is fully tested to perform at factory specifications before being shipped.
The Horiba LAQUA DS-72G Benchtop pH/Water Quality Analyzer includes:
- > Electrode Stand
- > Protection Cover
- > Power Cord
- > Operator's Manual
- > Full 180 Day Parts and Labor Warranty
Horiba LAQUA DS-72G Benchtop pH/Water Quality Analyzer Specifications
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Temperature Measuring Principle
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Thermistor method
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Temperature Display Range
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-30.0°C to 130.0°C
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Temperature Measuring Range
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0.0°C to 100.0°C
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Temperature Resolution
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0.1°C
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Temperature Repeatability
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± 0.1°C ± 1 digit
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Conductivity Measuring Principle
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2 AC bipolar method
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Conductivity Measuring Range
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Cell constant 1 cm⁻¹: 0.00 uS/cm to 199.9 mS/cm
Cell constant 0.1 cm⁻¹: 0.000 uS/cm to 19.99 mS/cm
Cell constant 10 cm⁻¹: 0.0 uS/cm to 1.999 mS/cm
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Conductivity Resolution
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0.05% of full scale
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Conductivity Repeatability
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± 0.5% ± 1 digit of full scale
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Resistivity Measuring Principle
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Conversion from conductivity value
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Resistivity Measuring Range
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Cell constant 1 cm⁻¹: 0.000 kohm·cm to 19.99 Mohm·cm
Cell constant 0.1 cm⁻¹: 0.00 kohm·cm to 199.9 Mohm·cm
Cell constant 10 cm⁻¹: 0.0 ohm·cm to 1.999 Mohm·cm
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Resistivity Resolution
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0.05% of full scale
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Resistivity Repeatability
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±0.5% ±1 digit of full scale
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Salinity Measuring Principle
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Conversion from conductivity value
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Salinity Measuring Range
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0.00 PPT to 80.00 PPT (0.000% to 8.000%)
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Salinity Resolution
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0.01 PPT (0.001%)
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TDS Measuring Principle
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Conversion from conductivity value
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TDS Measuring Range
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0.01 mg/L to 1000 g/L
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TDS Resolution
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0.01 mg/L
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Dimensions (W x D x H)
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6.7 x 6.9 x 2.9 in. (17 x 17.4 x 7.3 cm)
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Weight
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1.54 lb. (0.7 kg)
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Electrical Requirements
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100 - 240V, 50/60Hz
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