Animal Health Soil Analysis - AHS. The lab will test your soil sample for: Phosphorus (P), Potassium (K), Magnesium (Mg), the soil pH, the Lime Requirement (L.R), Calcium (Ca), Sulphur (S), Sodium (Na), Manganese (Mn), Copper (Cu), Iron (Fe), Zinc (Zn), Molybdenum (Mo), Boron (B), Cobalt (Co), Iodine (I), Cation Exchange Capacity (CEC).