Tag Archives: Zn EDTA quality testing

Quality control is essential in EDTA chelated fertilizer production because the finished product must contain the declared micronutrient concentration, maintain a suitable chelation level, remain soluble during storage and perform reliably in foliar spray, fertigation, drip irrigation and hydroponic systems. Poor control of raw materials, pH, temperature or metal-to-EDTA ratios may result in incomplete chelation, […]