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Safety Information

330507

Sigma-Aldrich

Ethylenediaminetetraacetic acid diammonium salt hydrate

97%

Synonym(s):

Diammonium EDTA monohydrate

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About This Item

Linear Formula:
HO2CCH2N(CH2CO2NH4)CH2CH2N(CH2CO2NH4)CH2CO2H·xH2O
CAS Number:
Molecular Weight:
326.30 (anhydrous basis)
EC Number:
MDL number:
UNSPSC Code:
12352116
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

97%

form

solid

mp

218 °C (dec.) (lit.)

SMILES string

N.N.O.OC(=O)CN(CCN(CC(O)=O)CC(O)=O)CC(O)=O

InChI

1S/C10H16N2O8.2H3N.H2O/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);2*1H3;1H2

InChI key

WRSUMHYBOYWMTD-UHFFFAOYSA-N

General description

Ethylenediaminetetraacetic acid diammonium salt hydrate, also known as EDTA diammonium salt hydrate. It is a derivative of ethylenediaminetetraacetic acid (EDTA) and is commonly used as a chelating agent in various applications due to its ability to bind to various metal ions and form stable complexes.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

330507-25G:
330507-VAR:
330507-100G:
330507-BULK:


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Atsushi Hirano et al.
ACS nano, 13(2), 1805-1816 (2019-01-27)
Nanomaterials introduced into biological systems are immediately coated by proteins in vivo. They induce oxidative stress on adsorbed proteins and hence alter the protein structures, which determines the fate pathways and biological impacts of nanomaterials. Carbon nanotubes (CNTs) have been

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