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Merck
CN

E005134

Ethylenediaminetetraacetic acid disodium salt dihydrate

suitable for electrophoresis, 99.0-101.0% (titration)

Synonym(s):

Disodium ethylenediaminetetraacetate dihydrate, EDTA disodium salt, EDTA-Na2, Edathamil, Edetate disodium salt dihydrate, Sequestrene Na2

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About This Item

Empirical Formula (Hill Notation):
C10H14N2Na2O8 · 2H2O
CAS Number:
Molecular Weight:
372.24
EC Number:
205-358-3
UNSPSC Code:
12352200
Beilstein/REAXYS Number:
3900609
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InChI key

OVBJJZOQPCKUOR-UHFFFAOYSA-L

InChI

1S/C10H16N2O8.2Na.2H2O/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*1H2/q;2*+1;;/p-2

SMILES string

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

grade

Molecular Biology

assay

99.0-101.0% (titration)

form

powder

availability

available only in China

technique(s)

electrophoresis: suitable

impurities

≤0.005% Insolubles, ≤0.1% Nitrilotriacetic acid (NTA)

mp

248 °C (dec.) (lit.)

cation traces

Fe: ≤0.005%, Pb: ≤0.002%

foreign activity

DNase, RNase, NICKase, and protease, none detected

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Application

Chelator of divalent cations. Inhibits enzymes, such as metalloproteases, that require divalent cations for activity.

pictograms

Exclamation markHealth hazard

signalword

Warning

Hazard Classifications

Acute Tox. 4 Inhalation - Aquatic Chronic 3 - STOT RE 2 Inhalation

target_organs

Respiratory Tract

Storage Class

11 - Combustible Solids

wgk

WGK 2

flash_point_c

Not applicable


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