Ethylene diamine tetraacetic acid disodium salt (EDTA-2NA)

English name: Ethylene diamine tetraacetic acid disodium salt (EDTA-2NA) Molecular fomula: C10H14N2O8Na2•2H2O Molecular weight: M=372.24 CAS NO. : 6381-92-6 Properties: white crystal powder soluble in water, and a variety of metal ion chelation. Quality Index: (Q/24SJK02-2009 Quality standard) Content ≥99.0 % Chloride(Cl)% ≤ 0.01 % Sulfate(SO4)% ≤ 0.05 % Metal chelate(Pb)% ≤ 0.001 % Iron(Fe)% ≤ 0.001 % Chelate : mgCaCO3/g 265 min PH Value 4.0-5.0 Appearance white crystal powder Packing: 25KG/bag, or according to the customers’ demand Storage: Stored in the dry and ventilated inside storeroom, prevent direct sunlight, slightly pile and put down