Saturated Paste Soil Test

This test is a water soluble test, perfect for checking what nutrients might actually be available to your plants. Can also be used to show certifiers whether or not your soils have deficiencies of available trace minerals.

Tests soil pH, soluble salts, chloride, bicarbonates, sulfur, phosphorus, calcium, magnesium, potassium, sodium, boron, iron, manganese, copper, zinc, and aluminum.