Standard Analysis includes percent moisture, total nitrogen, total carbon, carbon:nitrogen ratio, pH, organic matter, and soluble salts. (Requires 1 pint of sample.) Special Analysis includes the standard analysis listed above plus ammonium nitrogen and total digestible phosphorus, potassium, calcium, magnesium, sulfur, zinc, copper, manganese, iron, aluminum, and sodium. (Requires 1 pint of sample.) Heavy Metals includes cadmium, chromium, lead, selenium, molybdenum, nickel, and arsenic (copper and zinc are included in the special analysis). (Requires 1 pint of sample.) Bulk Density requires 2 quarts of sample. All other tests require 1 pint.
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