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N0128

Sigma-Aldrich

Nitrilotriacetic acid disodium salt

Sigma Grade, ≥99%

Synonym(s):

N,N-Bis(carboxymethyl)glycine, NTA, Triglycollamic acid

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About This Item

Linear Formula:
C6H7NO6Na2
CAS Number:
15467-20-6
Molecular Weight:
235.10
EC Number:
239-484-5
MDL number:
MFCD00064230
UNSPSC Code:
12352100
PubChem Substance ID:
24897410
NACRES:
NA.22

grade

Sigma Grade

Quality Level

200

assay

≥99%

form

powder

SMILES string

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

InChI

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

InChI key

RHPXYIKALIRNFA-UHFFFAOYSA-L

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Application

An excellent chelating agent.

Warning

Possibly carcinogenic.

pictograms

Exclamation markHealth hazard
GHS07,GHS08

signalword

Warning

Hazard Classifications

Acute Tox. 4 Oral - Carc. 2

Storage Class

11 - Combustible Solids

wgk_germany

WGK 2

ppe

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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