MnK Zeiz is an Mn EDTA chelated (12.5%) fertiliser, specifically designed to supply highly available manganese cations to plants. The entire concentration of manganese in the product (12.5% w/w) is chelated by EDTA, making it completely effective and fully available to plants. The fertiliser is formulated as fully water-soluble, free-flowing microgranules without any impurities or dust. The product is not hygroscopic and is self-soluble, with no mixing required. The solubility of the product is more than 1000 g/l at room temperature.