This item can only be shipped to schools, museums and science centers
Our simple-to-use soil test kit measures concentration levels of nitrogen, phosphorus and potassium (15 tests each). A pH indicator and color chart are used to determine soil pH levels (30 tests for each). Step-by-step instructions allow your students to easily conduct and understand the test procedures performed. A garden guide manual and soil handbook are included.Materials are conveniently packaged in a polypropylene case.