Agricultural Testing

Soil, Plant Tissue, Fertilizer

Soil Analysis

Nutrient Analysis

Sample preparation
pH in water
Organic Matter
Nitrogen
Available Phosphorus
Exch. Potassium
Exch. Calcium
Exch. Magnesium
Exch. Sodium
Available Sulfur
Available Iron
Available Zinc
Available Manganese
Available Copper
Boron
Chloride
Moisture content
Electrical conductivity

Other Analyses

Particle Size Distribution
- Sand Fraction
- Sand, silt, and clay
Soil reaction
- pH in KCI
- SMP pH
Lime requirement
Exchangeable Aluminum
Exch. Hydrogen / Acidity
Total Exch. Bases
Cation Exchange Capacity
CEC as TEB + EA
Carbonates/Bicarbonates
Arsenic
Cadmium
Copper (total)
Chromium (total)
Lead
Molybdenum
Mercury (total)
Nickel
Zinc (total)

Plant Tissue Analysis

Nutrient Analysis

Sample preparation
Dry ashing
Nitrogen
Phosphorus
Potassium
Calcium
Magnesium
Copper
Iron
Manganese
Zinc
Chloride (includes ashing)
Boron (includes ashing)
Sulfur (includes ashing)
Sodium

Contaminants

Lead
Cyanide (free)
Mercury (total)

Phytochemical Screening

Aldehydes
Alkaloids
Flavonoids
Glycosides
Saponins
Steroids
Tannins

Others

Chlorophyll
Lyophilization
Filtration
Microassay

Fertilizer Analysis

Organic

Compost/chicken dung
- Sample prep'n/ashing
- Organic matter
- Nitrogen (total)
- Phosphorus
- Potassium
- Calcium
- Magnesium
- Moisture
- pH in water
Guano
- Sample prep'n/ashing
- Phosphorus
- Moisture
- Nitrogen
- Potassium

Inorganic

Ammonium chloride
- Sample preparation
- Ammoniacal Nitrogen
- Chloride
- Moisture
Ammonium sulfate
- Sample preparation
- Ammoniacal Nitrogen
- Sulfate
- Moisture
Muriate of potash
- Sample preparation
- Potassium
- Chloride
- Moisture
Copper sulfate/Ferrous sulfate/
Manganese sulfate/Zinc sulfate
- Sample preparation
- Copper
- Iron
- Manganese
- Zinc
- Sulfate
- Moisture

Magnesium oxide
- Sample prep'n/ashing
- Magnesium
- Moisture
Potassium nitrate
- Sample preparation
- Potassium
- Nitrate-Nitrogen
- Moisture
Rock phosphate
- Sample prep'n/ashing
- Calcium
- Phosphorus
- Moisture
Sul-Po-Mag
- Sample preparation
- Magnesium
- Potassium
- Sulfate
- Moisture
Miscellaneous analyses
- Biuret
- Fluoride
- Free acidity
Sulfate of potash
- Sample preparation
- Potassium
- Sulfate
- Moisture
Kieserite
- Sample preparation
- Magnesium
- Sulfate
- Moisture
Lime/Limestone/Dolomite
- Sample preparation
- Calcium
- Magnesium
- Moisture
Gypsum
- Sample preparation
- Calcium
- Sulfate
- Moisture

Borax
- Sample preparation
- Boron
- Moisture
Urea
- Sample preparation
- Total Nitrogen
- Moisture
Liquid / foliar fertilizer
- Sample digestion (total element analysis only)
- Nitrate-Nitrogen
- Nitrogen, total
- Nitrogen, ammoniacal
- Total / Available Phosporus
- Total / Available Potassium
- Total / Available Calcium
- Total / Available Magnesium
- Total / Available Sodium
- Total / Available Iron
- Total / Available Copper
- Total / Available Manganese
- Total / Available Zinc
- Sulfate - sulfur
- Borate - boron
- Chloride
- pH
- Specific gravity
- Organic matter
- Cadmium
- Chromium (hexavalent)
- Lead
- Mercury, total

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