This test kit is for testing the quality of the soil

Parameter              Range                                    Smallest Increment                   Number of test

Nitrogen               trace,low,medium,high                      N/A                                         10

Phosphorus          trace,low,medium,high                      N/A                                          10

Potassium            trace,low,medium,high                      N/A                                          10

pH                         4 to 9 pH                                          1 pH                                          10