Specifications: 

Item  Indexes 
Appearance  White Powder 
Purity  ≥*9.0% 
Iron (Fe)  ≤0.**1% 
Heavy metal (Pb)  ≤0.**2% 
Chelate value (mgCaCO3/g)  ≥**5 
PH  *0.***1.5 
Properties: White crystal powder, soluble in water and acid, and not soluble in alcohol and other organic solvents. 
Uses: Used as water-softening agents, catalysts of synthetic rubber, printing and dyeing adjuvants, detergent adjuvants. 
Packing, Storage and Transportation: Solid Products: Packed in paper bags lined with plastic; Net-weighted *5kg per bag. Liquid Products: Packed in iron drum lined with plastic; Net-weighted **0kg per drum. 
Key Words: Sodium edentate; EDTA tetrasodium salt; 
Tetrasodium ethylenediaminetetraacetate.