EDTA-Cu 15% is organic chelated copper. Compared with inorganic copper, it is easier to dissolve, and the soil is not compacted, so it is more easily absorbed and utilized by plants and increases the output ratio of plants. It is used as a trace element fertilizer in agriculture. In fertilizer production, it can be widely used as an added raw material for foliar fertilizer, flushing fertilizer, drip irrigation fertilizer, water-soluble fertilizer, organic fertilizer and compound fertilizer, and for page spraying and flushing. , dropper and can be used for soilless cultivation.