Hanna Instrument Direct Soil Measurement pH Portable Meter – HI99121

The HI99121 portable pH meter is ideal for soil testing. Users can test the pH of soil directly or after preparing a soil slurry with deionized water using the HI99121 and HI12923 direct soil pre-amplified pH and temperature probes.

The HI12923 has a conical, rugged tip that can be inserted directly into wet or soft soil. The kit includes a plastic auger to perforate the ground in harder soils.

  • Automatic Temperature Adjustment
  • Calibration of Two Points Automatically
  • Waterproof
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