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Merck

E0270

Sigma-Aldrich

Ethylenediaminetetraacetic acid tripotassium salt dihydrate

98% (titration)

Sinónimos:

EDTA tripotassium salt, Edathamil, Tripotassium ethylenediaminetetraacetate dihydrate

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About This Item

Fórmula lineal:
(KOOCCH2)2NCH2CH2N(CH2COOK)CH2COOH · 2H2O
Número de CAS:
Peso molecular:
442.54
Beilstein/REAXYS Number:
6762497
MDL number:
UNSPSC Code:
12352116
PubChem Substance ID:
NACRES:
NA.31

biological source

synthetic

Quality Level

assay

98% (titration)

form

powder

reaction suitability

reagent type: chelator

pH

8-9 (20 °C, 50 g/L)

mp

182 °C (dec.) (lit.)

solubility

3 M KOH: 160 mg/mL, clear, colorless

storage temp.

room temp

SMILES string

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

InChI

1S/C10H16N2O8.3K.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;3*+1;;/p-3

InChI key

MAPFUJCWRWFQIY-UHFFFAOYSA-K

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Application

Ethylenediaminetetraacetic acid tripotassium salt dihydrate has been used to coat conical tubes to collect trunk blood for tissue and plasma samples. It has also been used in tubes to collect blood to perform mixed meal test (MMT).
Used to eliminate inhibition of enzyme catalyzed reactions due to traces of heavy metals

Biochem/physiol Actions

Ethylene diamine tetraacetic acid (EDTA) chelates divalent cations like calcium and magnesium in whole blood. It is usually available as a salt, complexed with either potassium or sodium. It is mostly used during hematological tests of the blood sample. It helps to maintain the cellular morphology to prepare blood smears for microscopic analysis. EDTA is abundantly used in RNA purification methods.

pictograms

Health hazardExclamation mark

signalword

Warning

hcodes

Hazard Classifications

Acute Tox. 4 Inhalation - STOT RE 2 Inhalation

target_organs

Respiratory Tract

Storage Class

11 - Combustible Solids

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves


Certificados de análisis (COA)

Busque Certificados de análisis (COA) introduciendo el número de lote del producto. Los números de lote se encuentran en la etiqueta del producto después de las palabras «Lot» o «Batch»

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