KEL Instruments Co., Inc products

Add lime only when you need it. Fertilize only when the soil can use it. Get on the spot results without time lag. No batteries or chemicals. Reliable, accurate – portable. Only 6tt inches long - weighs 8 oz.. Complete with handy carrying case. Added feature - moisture test circuit. Press button and read % saturation of soil.

Measures soluble salts content in under 5 minutes. Gives a direct reading which defines soil condition. Includes easy to follow complete instructions plus a guide on procedures for soil improvement if you have high or low salinity. Tells how to avoid problems by controlling salinity. Tells you when to leach.