EDTA-4Na.4H2O

EDTA-4Na.4H2O

Molecular Formula:C10H12N2Na4O8·4H2O

CAS NO.: 13254-36-4 CAS NO.: 64-02-8 (Anhydrous)
Molecular Weight: M=452
Constitutional Formula:

Feature：EDTA-4Na is a white crystal powder with four crystal water, slightly soluble in organic solvents like alcohol, easily soluble in water. When heated, it easily loses crystal water.
Quality Specification:

Appearance	White Crystal Powder
Assay≥%	99.0
Chelating Value (Ph=11) mgCaCO3/g,≥	215
Ph(1% Water Solution)	10.5-11.5
Fe%≤	0.001
Clarification	pass
Heavy Metal (Pb)%≤	0.002
Storage 25℃	Long Time

Main Application： EDTA-4Na is an important chelant of metal ion. It is used as additive, activator, clean water agent and metal ion masking composition for cleanse industry, polyreaction, watertreatment,color photosensitive and paper industry.
Packing：PP bag, 25kg/bag, or packed as client’s request.
Storage：Be stored on shelf or pallet in dry, cool and ventilated warehouse. Avoid breakage of the bags, humidity and contamination.