Product Name " EDTA Mn / Chelated Manganese Chemical Name : Ethylenediaminetetraacetic acid, Manganese-disodium complex Cas No. 15375-84-5 Color & Physycal Form :White to slightly pinkish powder Assay :Min 98% Manganese Content :12.5 % (+ / - 0.5) as Mn pH (1 wt % solution) : 6.0 - 7.0