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Product Description

EDTA Tetrasodium Dihydrate ( EDTA-4NA • 2H2O )

tetrasodium edta

EDTA Tetrasodium Dihydrate ( EDTA-4NA • 2H2O )  Quick Details

Chemical Name: Ethylene diamine tetraacetic acid tetrasodium salt ( EDTA-4NA • 2H2O)
CAS NO.: 10378-23-1
Molecular Fomula: C10H12N2O8Na4•2H2O
Molecular weight: M=452.23
Structure:Ethylene diamine tetraacetic acid tetrasodium salt ( EDTA-4NA )

Appearance:White crystalline powder. Soluble in water, with a variety of metal ions chelate.

EDTA Tetrasodium Dihydrate ( EDTA-4NA • 2H2O )  Typical Properties

Items Specifications
Industry grade Daily chemical grade Spray grade Dihydrated
Purity % ≥99.0 ≥99.0 ≥99.3 107-109
Chloride (Cl) % ≤ 0.01 ≤ 0.01 ≤ 0.01 ≤ 0.01
Sulfate(SO4) % ≤ 0.05 ≤ 0.05 ≤ 0.03 ≤ 0.05
Lead(Pb) % ≤ 0.001 ≤ 0.001 ≤ 0.001 ≤ 0.001
Iron (Fe ) % ≤ 0.001 ≤ 0.001 ≤ 0.0005 ≤ 0.001
Chelate ( mgCaCO3/g) ≥ 220 ≥ 220 ≥ 220 ≥ 234
PH Value 10.5-11.5 10.5-11.5 10.5-12.5 10.5-11.5
NTA % ≤1.0 ≤1.0
Density (g/L) 600-800
free alkali % 8.0-8.4
total alkali % 16.5-17.5
Apperance White crystal powder White crystal powder White crystal powder White crystal powder


EDTA Tetrasodium Dihydrate ( EDTA-4NA • 2H2O )  Packaging

25kg / bag or according to customer requirements for packaging.

tetrasodium edta package

EDTA Tetrasodium Dihydrate ( EDTA-4NA • 2H2O )  Storage

Stored in dry and ventilated coffers, avoid direct sunlight, light heap.

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