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Sigma-Aldrich

Nitrilotriacetic acid trisodium salt monohydrate

≥98.0% (KT)

Synonym(s):

Sodium nitrilotriacetate tribasic monohydrate

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About This Item

Linear Formula:
N(CH2COONa)3 · H2O
CAS Number:
18662-53-8
Molecular Weight:
275.10
EC Number:
225-768-6
MDL number:
MFCD00150789
UNSPSC Code:
12352100
PubChem Substance ID:
57652426
NACRES:
NA.22

Assay

≥98.0% (KT)

form

powder

mp

>300 °C (lit.)

SMILES string

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

InChI

1S/C6H9NO6.3Na.H2O/c8-4(9)1-7(2-5(10)11)3-6(12)13;;;;/h1-3H2,(H,8,9)(H,10,11)(H,12,13);;;;1H2/q;3*+1;/p-3

InChI key

HERBOKBJKVUALN-UHFFFAOYSA-K

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Application

Nitrilotriacetic acid trisodium salt monohydrate [(N(CH2CO2Na)3 H2O)] [NTA] has been used in the preparation of chemical bath deposition (CBD) solution for the deposition of quantum dots (QDs) on photoanodic substrate.

It can also be can be used:
  • As a complexing agent in an electrolytic bath solution for the synthesis of magnetic materials by electrochemical method.
  • As a reducing agent and colloid stabilizer for the preparation of uniform gold nanoparticles.

Pictograms

Health hazardExclamation mark
GHS08,GHS07

Signal Word

Warning

Hazard Statements

H302,H319,H351

Hazard Classifications

Acute Tox. 4 Oral - Carc. 2 - Eye Irrit. 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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