Professional soil test strips (200 strips): soil test set for easy and accurate determination of the limescale requirements (pH value) of cultured soils. Most user-friendly professional soil test kit on the market. Grow the healthiest yard and garden: can be done by anyone without any chemical knowledge in minutes. Accurate and reliable test results help with the analysis of your soil. Perfect for all growing scenarios: lawn & lawn, gardening, compost, trees, vines ornamental landscape. Easy to use: Provides reliable, high-accuracy pH values. perfect for pH testing , laboratories or schools. The of soil improvement: Get custom scientific solutions and recommendations for fertiliser mixtures. Limescale neutralises soil acid and thus creates good conditions for a lively soil life. A weak acid soil reaction (pH 6-7) promotes metabolic turnover in the soil and thus improves plant nutrition. However, an excess of limescale can reduce the availability of phosphate and trace elements for the plants. Colour: As shown Material: paper Package Contents: 200 * Test strips Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.