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Merck
CN

ED3SS

Ethylenediaminetetraacetic acid trisodium salt hydrate

≥95%

Synonym(s):

(Ethylenedinitrilo)tetraacetic acid trisodium salt hydrate, EDTA trisodium salt hydrate, Edathamil hydrate

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About This Item

Empirical Formula (Hill Notation):
C10H13N2Na3O8 · xH2O
CAS Number:
85715-60-2
Molecular Weight:
358.19 (anhydrous basis)
NACRES:
NA.77
PubChem Substance ID:
24894709
EC Number:
205-758-8
MDL number:
MFCD00149675
UNSPSC Code:
12352116

Key Documents

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Product Name

Ethylenediaminetetraacetic acid trisodium salt hydrate, ≥95%

InChI key

KKTNQJMZBPLVKM-UHFFFAOYSA-K

InChI

1S/C10H16N2O8.3Na.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);;;;1H2/q;3*+1;/p-3

SMILES string

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

biological source

synthetic (organic)

assay

≥95%

form

powder

reaction suitability

reagent type: chelator

mp

300 °C

solubility

1 M NaOH: soluble, clear, colorless to light yellow

storage temp.

room temp

Quality Level

200

Related Categories

Application

Used to eliminate enzyme inhibition by traces of heavy metals, and to inhibit enzymes that require divalent cations as cofactors.

Other Notes

This is a physical blend of the disodium and tetrasodium salts of EDTA.

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
0000509603
0000509603
0000508955
0000508953
0000508955

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Marc Gentzel et al.
Methods (San Diego, Calif.), 164-165, 67-72 (2019-04-07)
The identification of bona fide protein-protein interactions and the mapping of proteomes was greatly enhanced by protein tagging for generic affinity purification methods and analysis by mass spectrometry (AP-MS). The high quality of AP-MS data permitted the development of proteomic

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