LaMotte N-P-K Soil Test Kit

For upper elementary, middle, and high school students. Students can perform up to 50 safe, easy, hands-on tests for nitrogen, phosphorus, and potassium levels using nonhazardous TesTab(TM) testers. Each kit includes the necessary apparatus, simple diagrammed instructions, and laminated color chart. Specifically designed to meet The GLOBE (Global Learning and Observations to Benefit the Environment) Program(TM) standards. /!\ WARNING: LaMotte products are not toys. Adult supervision is strongly recommended. Products may contain ingredients that require additional safety precautions; refer to all safety guidelines and Material Safety Data Sheets contained on the MSDS CD or at