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03709

Sigma-Aldrich

Ethylenediaminetetraacetic acid trisodium salt trihydrate

BioUltra

Synonym(s):

Trisodium ethylenediaminetetraacetate trihydrate

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About This Item

Empirical Formula (Hill Notation):
C10H13N2Na3O8 · 3H2O
CAS Number:
Molecular Weight:
412.23
Beilstein:
3858591
MDL number:
UNSPSC Code:
12352106
PubChem Substance ID:
NACRES:
NA.25

product line

BioUltra

Quality Level

Assay

98.5-101.5%

form

powder or crystals

reaction suitability

reagent type: chelator

pH

7.0-8.5 (25 °C, 0.1 M in H2O)

solubility

H2O: 0.1 M at 20 °C, clear, colorless

anion traces

chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤50 mg/kg

cation traces

Al: ≤5 mg/kg
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤20 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg

λ

0.1 M in H2O

UV absorption

λ: 260 nm Amax: ≤1.5
λ: 280 nm Amax: ≤0.1

SMILES string

O.O.O.[Na+].[Na+].[Na+].OC(=O)CN(CCN(CC([O-])=O)CC([O-])=O)CC([O-])=O

InChI

1S/C10H16N2O8.3Na.3H2O/c13-7(14)3-11(4-8(15)16)1-2-12(5-9(17)18)6-10(19)20;;;;;;/h1-6H2,(H,13,14)(H,15,16)(H,17,18)(H,19,20);;;;3*1H2/q;3*+1;;;/p-3

InChI key

FXNQQEVEDZAAJM-UHFFFAOYSA-K

Application

Ethylenediaminetetraacetic acid trisodium salt trihydrate can be used to study chelators, biochemicals and reagents. Trisodium ethylenediaminetetraacetate trihydrate (EDTA) has been tested for possible carcinogenicity and no compound-related signs of clinical toxicity have been noted.

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - STOT RE 2 Inhalation

Target Organs

Respiratory Tract

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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National Cancer Institute carcinogenesis technical report series, 11, 1-88 (1977-01-01)
A bioassay of the chelating agent, trisodium ethylenediaminetetraacetate trihydrate (Na3EDTA.3H2O), for possible carcinogenicity was conducted by administering the test material in feed to Fischer 344 rats and B6C3F1 mice. The chemical was administered to 50 males and 50 females of

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