... ) 4.chloride free water soluble fertilizer 1.all plant NPK nutrient included.2. different formulas fit different stage of growing, 100% absorbing.3. save ... labor cost when application of fertigation.4. reasonable pricing, and at the same time, high quality fertilizer.5 ... , Cu, Zn, Mn, Mo, B, and in DETA chelated form. 100% water soluble fertilizer with high NPK+TE nutrients