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Provides a highly soluble source of natural nitrogen from nettle extract and non-GMO soybean fermentation extract
Important: Do not apply the dry concentrate directly to plant roots or growing media
alongside a ceramic shaft and bearing
Complete coverage is important for best control
Target pH: Maintain the finished nutrient solution between pH 5
General Hydroponics 1500 PPM TDS Calibration Solution Seedling Trays & Domes Provides a highly soluble sourceMaintain reliable nutrient readings with General Hydroponics 1500 PPM TDS Calibration Solution. This precisely prepared reference solution is designed for calibrating compatible TDS and conductivity meters used to monitor hydroponic reservoirs, fertilizer solutions, source water, and irrigation systems. Regular calibration helps growers identify inaccurate or drifting meter readings before they lead to incorrect nutrient concentrations. The 1500 ppm
US$ 199.00
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US$ 89.00
