Ethylenediaminetetraacetic acid disodium salt dihydrate

SKU

27285H

Meets analytical specification of Ph. Eur., BP, USP, FCC, 99.0-101.0%

Synonym(s)

EDTA disodium salt; EDTA-Na2; Edathamil; Edetate disodium salt dihydrate; Sequestrene Na2

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General Information:

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Brand

Fluka

CAS Numbers (All)

6381-92-6

EC Number

230-944-0

Molar Mass

372.24 g/mol

Synonyms

EDTA disodium salt; EDTA-Na2; Edathamil; Edetate disodium salt dihydrate; Sequestrene Na2

Property	Value
Identity (IR)	complying
Assay (calculated to the dried substance)	99.0 - 101.0 %
Loss on drying (150°C)	8.7 - 11.4 %
pH (1 %,25°C)	4.3 - 4.7
pH (5 %, 25 °C)	4.0 - 6.0
pH (5 %, 20°C)	4.0 - 5.0
Arsenic (As)	Max. 0.0001 %
Calcium (Ca)	complying
Iron (Fe)	Max. 10 ppm
Lead (Pb)	Max. 10 ppm
Heavy metals (as Pb)	Max. 10 ppm
Chloride (Cl)	Max. 0.01 %
Cyanide (CN)	Max. 0.001 %
Sulfate (SO₄)	Max. 0.05 %
Nitrilotriacetic acid (HPLC)	Max. 0.1 %
Residual solvents	complying
Appearance of the solution	complying

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