General Soil Analysis Grow Light Bulbs There are three programming settings

There are three programming settings available which include two temperature trigger modes

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General Soil Analysis Grow Light Bulbs There are three programming settingsType of Test: General Soil Analysis Test for: Nitrate, Nitrite, Ammonium, Total Nitrogen, Phosphorous (ppm), Potassium K+ (ppm), Calcium Ca++ (ppm), Magnesium Mg++ (ppm), Copper, Iron, Manganese, Molybdenum, Zinc, Copper, Sodium Na+ (ppm), Aluminum, Sulfur (ppm), Silica, Boron, Nickle, Sodium, TCEC, pH. Sampling Instructions Printable Lab Pricing Sheet Printable FORM Printable Laboratory Discounts Printable Plant Tissue Information Printable Soil