Home / Roofert / Trace Elements / Manganese EDTA 4.5% Manganese EDTA 4.5% In plants, manganese is involved in chlorophyll synthesis and the activity of oxidase enzymes Category: Trace Elements Tags: 1kg, edta, manganese Description Description Packaging: 1kg Related products Trace Elements Copper EDTA 14% Copper is one of the eight essential plant micronutrients. It is required for many enzymatic activities in plants and for chlorophyll and seed production. Lion Iron EDDHA 6% 3.5 ortho-ortho Lion Iron EDDHA 6% 4.8 ortho-ortho Trace Elements Calcium EDTA 13% Calcium stimulates root and leaf development, and affects uptake and activity of other nutrients.