This product was developed for the correction and prevention of iron deficiency in a wide range of agricultural and horticultural crops, particularly in alkaline and calcareous soil conditions, since it has 4.8% iron as ortho-ortho isomer. It has as chelating agent HBED as a 6% richness of which 4.8% is in ortho-ortho position, "This product is within the category of plant nutrients and is not classified as toxic according to NMX-R-019-SCIFI-2011. Read the safety data sheet carefully before using this product."