ProducDescription Property:White round granulation,soluble in water. Calcium is a new type of nitrogen and quick and efficient compound fertilizer which is widely used in greenhouses and large areas of agricultural land. ProducSpecification ITEMSSTANDARDS Calcium nitrate, 76%min Ammonium nitrate, 6% to 10% Water12 to 16 Nitrate nitrogen, 14.4%min Ammonia cal nitrogen, 1.1% to 1.3% Calcium, 19%min Water insoluble,0.2%max Fe, 0.005%max Nitrogen, 0.02%max Nitrate,0.05%max PH value5.6 to 6.8 Particle size2 to 4mm 4 to 7mm Packing:25kgs or 50kgs woven bags or according to customers requirements.