Product Name: EDTA 2NA Formula: EDTA-2Na.2H2O Molecular weight: 372.2 Appearance: white crystalline powder Assay: % 99.0min. Chelated value( at PH= 11) 267mg CaCO3/ g Chloride ( Cl-) : % 0.01max. Fe: % 0.001max. Heavy metal ( as per Pb2+ ) : 0.001max. Residue after burning ( sulfate) : % 0.2max. Packaging: Polypropylene bag lined with polyethylene bag, N.W. 25Kg/ bag Storage: Be stored in dry and ventilated warehouse. Avoid direct sunshine and handle with care.