Hanna Conductivity Soil Test Pen (HI 98331) (eco-5523A)Hanna Soil Test Pen -
The HI 98331 takes quick and accurate
readings directly in soil. It is
the only meter available that will take
conductivity readings directly from the
soil without creating a soil solution
for testing. The meter also measures
temperature and the conductivity
readings are compensated for temperature
with the sensor incorporated
into the probe.
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