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The soil PH is a important factor to limits the crops production and the quality .This instrumentation is simple and convenient, can directly insert the soil.

- Measuring HP range: 3-8%

- Measuring moisture range:  1-8%      

- Precision: +1%                       - Precision:  +0.2PH

-Environment Temperature:5-50℃

SDT-60 can insert:6cm

Suitable for the surface test

SDT-300can insert:2-30cm

Suitable for the depth test.