Test your soil for the most important nutrients for your plants

Save time and money by testing your soil nutrients in the field or at the office yourself. Get accurate test results in minutes with this easy-to-use kit. Refill restores your kit to original capacity. Includes all the tests in the Macronutrient Kit (100pH tests, and 50 each for nitrate nitrogen, phosphorus, potassium, humus, calcium and magnesium) plus 50 additional tests each for ammonia nitrogen, manganese, aluminum, nitrite nitrogen, sulfate, chloride and ferric iron. Solutions only. Reads in ppm. USA made.

NOTE: There will be an additional shipping charge when ordering this item due to special handling per D.O.T. regulations. For specific details, please contact us or call us at 1-800-332-6744.