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Acidity And Moisture Tester
Provides the ability to make on-the-spot in field or lab tests for soil acidity in moist soil. Measures pH and moisture content (% relative saturation). The tester operates on the principle of electrical potential between two dissimilar metal plates without batteries or any external power source. When inserted into moist soil their registers degree of acidity on the upper scale. The lower scale shows degree of moisture (% saturation) when the switch button is held in. Tester is supplied with belt-loop case, two 3" x 4" (76 x 102mm) conditioning film sheets and instructions. Not for use with liquids.
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