Skip to Content
Merck
All Photos(1)

Key Documents

03709

Sigma-Aldrich

Ethylenediaminetetraacetic acid trisodium salt trihydrate

BioUltra

Synonym(s):

Trisodium ethylenediaminetetraacetate trihydrate

Sign Into View Organizational & Contract Pricing


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

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

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

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service