with 24 clips
premium Grasslin timer
Either element is place to give close thermal contact with the liquid being measured to assure fast response to changing temperature
• Super aerated root zone
Hydroponic Fertilizer Analysis Grow System/ Trays/ Reservoirs with 24 clipsType of Test: Hydroponic Fertilizer Analysis Test for: Nitrate, Nitrite, Ammonium, Total Nitrogen, Phosphorus, Potassium, Calcium, Magnesium, Boron, Copper, Iron, Manganese, Zinc, Molybdenum, Sodium, and Aluminum, Nickel, Silicon, pH, Electrical Conductivity (EC), Sulfate. Sampling Instructions Printable Lab Pricing Sheet Printable FORM Printable Laboratory Discounts Printable Plant Tissue Information Printable Soil Sample Information