Test your soil before you grow. Pack contains 4 test tubes, 4 measuring spoons, reagents for pH, N, P & K and a complete detailed instruction book. Enough to perform 60 tests.

Test your soil before you grow.Pack contains test tube, measuring spoon, pipette, pH liquid, pH powder and detailed instruction book. Enough to perform 25 tests.

Test your soil before you grow. Pack contains 2 single use pH tests.