Best Hanna PH Testers in 2025
Updated on July 2025
#1
Recommended
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- Measuring range includes 0.00 to 14.00 pH, 0 to 3999 US/cm, 0 to 2000 ppm, and temperatures from 0.0 to 60.0°C (32 to 140.0°F)
- Resolution capabilities of 0.01 pH, 1 US/cm, 1 ppm, and 0.1°C (0.1°F)
- Accuracy levels of ±0.05 pH, ±2% full scale, ±0.5°C, and ±1°F
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- Measuring range includes 0.00 to 14.00 pH, 0 to 3999 US/cm, 0 to 2000 ppm, and temperatures from 0.0 to 60.0°C (32 to 140.0°F)
- Resolution capabilities of 0.01 pH, 1 US/cm, 1 ppm, and 0.1°C (0.1°F)
- Accuracy levels of ±0.05 pH, ±2% full scale, ±0.5°C, and ±1°F
#2
Value for Money
10% Off
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- Compact pH and temperature tester suitable for lab and industrial use
- Features Automatic Temperature Compensation (ATC) for reliable pH readings across temperature changes, with automatic calibration at one or two points
- Dual-level LCD displays pH measurement and temperature simultaneously
- Includes a replaceable electrode cartridge for prolonged meter lifespan
- Waterproof and dustproof design enables the tester to float
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- Compact pH and temperature tester suitable for lab and industrial use
- Features Automatic Temperature Compensation (ATC) for reliable pH readings across temperature changes, with automatic calibration at one or two points
- Dual-level LCD displays pH measurement and temperature simultaneously
- Includes a replaceable electrode cartridge for prolonged meter lifespan
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#3
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- pH Tester for direct measurement of water acidity
- Portable and compact design suitable for various testing environments
- Versatile use for aquariums and marine biology
- Handheld colorimeter for ease of transport
- User-friendly interface with simple button operation for effortless measurement
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- pH Tester for direct measurement of water acidity
- Portable and compact design suitable for various testing environments
- Versatile use for aquariums and marine biology
- Handheld colorimeter for ease of transport
- User-friendly interface with simple button operation for effortless measurement
#4
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- Measures pH accurately
- Compact and portable design
- Easy-to-read display
- User-friendly interface
- Battery operated for convenience
- Perfect for various applications
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- Measures pH accurately
- Compact and portable design
- Easy-to-read display
- User-friendly interface
- Battery operated for convenience
- Perfect for various applications
#5
16% Off
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- Company name: BAY HYDRO LLC.
- Hanna Instruments HI 98107 pH tester with an accuracy of ±0.1 pH units.
- Keywords: pH measurement
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- Company name: BAY HYDRO LLC.
- Hanna Instruments HI 98107 pH tester with an accuracy of ±0.1 pH units.
- Keywords: pH measurement
#6
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- Contains a small amount of water in the electrode cap to maintain sensitivity; normal to find droplets at first use.
- Measures pH accurately to 0.01 within a range of -2.00 to 16.00 pH and a temperature range of 32 to 122˚F (0 to 50˚C); features automatic power-off after 8 minutes of inactivity.
- Supports easy auto calibration for 1-3 points, recognizing five standard buffer solutions; includes automatic temperature compensation for precise readings.
- High-quality, replaceable glass pH probe suitable for various applications such as pools, hydroponics, environmental monitoring, and beverages.
- Large, dual-display LCD with backlit colors for easy reading of pH and temperature, including reminders for calibration and stable readings.
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- Contains a small amount of water in the electrode cap to maintain sensitivity; normal to find droplets at first use.
- Measures pH accurately to 0.01 within a range of -2.00 to 16.00 pH and a temperature range of 32 to 122˚F (0 to 50˚C); features automatic power-off after 8 minutes of inactivity.
- Supports easy auto calibration for 1-3 points, recognizing five standard buffer solutions; includes automatic temperature compensation for precise readings.
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#7
25% Off
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- Auto calibration with buffer recognition for accuracy across temperatures (32 to 122°F)
- High-response Apera quality pH sensor with low impedance
- Includes rugged carrying case, pH 4 & 7 buffers, and lanyard
- Stable value recognition enhances measurement consistency
- 2000 hours of continuous use powered by AAA batteries
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- Auto calibration with buffer recognition for accuracy across temperatures (32 to 122°F)
- High-response Apera quality pH sensor with low impedance
- Includes rugged carrying case, pH 4 & 7 buffers, and lanyard
- Stable value recognition enhances measurement consistency
- 2000 hours of continuous use powered by AAA batteries
#8
#9
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- Hanna Checker HI775 measures alkalinity directly in freshwater environments.
- Compact and portable design suitable for various on-the-go testing scenarios.
- Versatile for use in aquariums and marine biology applications.
- Handheld colorimeter for convenient measurements anywhere.
- User-friendly interface with simple button operation for easy navigation and measurement.
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- Hanna Checker HI775 measures alkalinity directly in freshwater environments.
- Compact and portable design suitable for various on-the-go testing scenarios.
- Versatile for use in aquariums and marine biology applications.
- Handheld colorimeter for convenient measurements anywhere.
- User-friendly interface with simple button operation for easy navigation and measurement.
#10
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- Two-point manual calibration for user-friendly operation
- Non-clogging fiber junction and replaceable electrode enhance meter longevity
- Large LCD screen ensures clear visibility
- Casing designed for ergonomic comfort
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- Two-point manual calibration for user-friendly operation
- Non-clogging fiber junction and replaceable electrode enhance meter longevity
- Large LCD screen ensures clear visibility
- Casing designed for ergonomic comfort
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