Khazra Nano Chelated Iron 9% fertilizer is manufactured based on advanced Chelated Compounds technology (owned by Sodour Ahrar Shargh Knowledge-based Company) and, like all products produced based on this technology, has a metabolism optimizer property. This fertilizer is completely soluble in water and because of the applied advanced technology in the structure of this fertilizer, it can be absorbed better and more efficiently than the best iron fertilizers (chemical fertilizers such as sulfates and also chelates) on the market. Khazra Nano Chelated Iron 9% fertilizer is stable and absorbable for plants in acidic to alkaline soils from pH 3 to 11. According to the report of the University of Tehran, the minimum release is 30% more effective and higher than the Swiss iron chelate sample at different temperatures and salinities. Khazra Nano Chelated Iron 9% fertilizer, in addition to increasing the greenness of the plant, increases the efficiency of photosynthesis of the plant and prevents the accumulation of nitrate in the plant by increasing the reduction of nitrite. Wheat and rice fed with this fertilizer contain a high percentage of iron and zinc elements in their grain and stubble.