Hanna HI98168 Portable pH Meter pH/mV/Temp with Glass Electrode, Designed for Soil Measurements

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Features of Hanna HI98168

• pH range: -2.0 to 20.0 pH;-2.00 to 20.00 pH;-2,000 to 20,000 pH
• PH resolution: 0.1 pH; 0.01 pH; 0.001 pH
• PH accuracy: (@ 25ºC)± 0.1; ± 0.002 pH
• pH calibration: Up to five-point calibration, seven standard buffers available (1.68, 4.01, 6.86, 7.01, 9.18, 10.01, 12.45) + five custom buffers
• mV range: ± 2000 mV
• mV resolution: 0.1 mV
• mV Accuracy: ± 0.2 mV
• Temperature range: -20.0 to 120.0 °
• Temperature Resolution: 0.1°C (0.1°F)
• Temperature Accuracy (@ 25°C): ±0.4°C (±0.8°F) (excluding probe error)
• Temperature Compensation: Manual or automatic from -20.0°C to 120.0°F C (-4.0 to 248.0 ° F)
• Slope calibration_ from 80 to 110%
• Electrode/Probe: HI12923 rechargeable pH electrode with conical tip, internal temperature sensor, quick-connect DIN connector and 1 m (3.3' cable)
• Input impedance: 10¹² Ohms
• Log-on-demand: 200 samples (100 pH and 100 mV range)
• PC Connectivity: Opto-isolated USB with optional HI 92000 software and micro USB cable
• Battery Type / Battery Life: 1.5V AA batteries (4) / approximately 200 hours of continuous use without backlight (50 hours with backlight)
• Auto Power Off: User-selectable: 5, 10, 30, 60 min or can be disabled
• Ambient Temperature: 0 to 50°C C (32 to 122 °F); RH 100% (IP67) Dimensions: 185 x 93 x 35.2 mm Weight: 400 g

  HI98168 is supplied with HI12923 pH electrode, HI721319 soil drill, HI7004M pH 4.01 buffer solution (230 ml), HI7007M pH 7.01 buffer solution (230 ml), HI700663 Cleaning solution for soil tanks, HI700664 Cleaning solution for humus tanks, HI7051M Soil Test Solution (230 ml), 100 ml plastic beaker (2), HI92000 PC software, HI920015 micro USB cable, 1.5V AA batteries (4), quick reference guide, instruction manual, and quality certificate in a HI720161 hard case.