E7889
Sigma-Aldrich

Ethylenediaminetetraacetic acid disodium salt solution

for molecular biology, 0.5 M

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Synonym

(Ethylenedinitrilo)tetraacetic acid disodium salt

EDTA disodium salt

Molecular Formula

[-CH₂N(CH₂CO₂Na)CH₂CO₂H]₂

Molecular Weight

336.21

CAS Number

139-33-3

Beilstein Registry Number

3822669

MDL number

MFCD00070672

PubChem Substance ID

24894660

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Descriptions

Frequently Asked Questions

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Preparation Note

Prepared in 18 megohm water with Molecular Biology Reagent EDTA (E 5134)

Properties

grade

for molecular biology

sterility

0.2 μm filtered

concentration

0.5 M

total impurities

<0.005% Insolubles

<0.1% Nitrilotriacetic acid (NTA)

cation traces

Fe: ≤0.005%

Pb: ≤0.002%

foreign activity

DNase, RNase and protease, none detected

References

Reference

, Sambrook, J., et al. Molecular Cloning: A Laboratory Manual 2nd ed., Plainview, NY , (1989), B.11

reference

Structure Index 1, 94:A:8

Safety

Risk Statements

36/38

Safety Statements

WGK Germany

Related Categories

... Molecular Biology Reagents > Biochemicals

... Biochemicals and Reagents > Chelators

... Essential Biological Reagents > Enzyme Inhibitors

... Essential Molecular Biology Reagents > General Reagents

... Native Protein Sample Preparation > Protease Inhibitors

E7889 - Product Information Sheet (47kb)

MSDS

Specification Sheet

Certificate of Analysis

Certificate of Origin

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