Garland NPK soil test
PH, Nitrogen, Phosphorus, Potassium tests (60 tests)
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.
How to use it Garland NPK test ?
To carry out the measurement, you will need a set of tests from the Garland company available in our store.
Use the pipette included in the kit to take a water sample (don't worry if the water is still cloudy, it does not affect the accuracy of the test)
Fill the supplied vial (capacity 3 ml)
Add 0.5ml of the test fluid labeled PH, P1, K1 or N1 depending on which value you want to measure.
Add one teaspoon of powder with PH, P, K or N test (included in the kit)
Checking the result
Wait about 5 minutes for the test powder to settle to the bottom and the sample itself will turn into color.
Compare the color of the solution with the stencil attached to the manual (the scan with the colors for comparison can be found below in the download section)
Phosphorus + Potassium
PH + Nitrogen
|PH meter type:|