Midori-kun PK Simple Soil Test 20 sheets x 4 bottles 1 box (20 sheets x 4 bottles)

This is a simple soil diagnostic kit in the form of test strips. You can see the measurement results on the spot. Simply immerse the test paper directly into a suspension of a certain amount of soil sample collected with a dedicated soil sampler and purified water, and then compare the color with a color chart. It can also be used to measure the concentrations of nitrogen, phosphorus, and potassium in nutrient solutions for hydroponics and soil culture. Measurement items: Water-soluble phosphorus, water-soluble potassium Quantity: 20 sheets x 4 bottles