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Ethylenediaminetetraacetic acid tripotassium salt dihydrate

Name: Ethylenediaminetetraacetic acid tripotassium salt dihydrate
Brand: SIAL
Price: 234 USD
Availability: InStock

BioUltra, ≥99.0% (KT)

Synonym(s):

EDTA tripotassium salt, Edathamil, Tripotassium ethylenediaminetetraacetate dihydrate

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Size/SKU	Availability	Price
100 g	Available to ship TODAYfromMILWAUKEE	$234.00
500 g	Available to ship TODAYfromMILWAUKEE	$757.00

About This Item

Linear Formula:

(KOOCCH₂)₂NCH₂CH₂N(CH₂COOK)CH₂COOH · 2H₂O

CAS Number:

65501-24-8

Molecular Weight:

442.54

UNSPSC Code:

12352116

NACRES:

NA.25

PubChem Substance ID:

329747757

MDL number:

MFCD00149672

Beilstein/REAXYS Number:

6762497

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Properties

product line

BioUltra

Quality Segment

100

assay

≥99.0% (KT)

form

powder or crystals

reaction suitability

reagent type: chelator

impurities

insoluble matter, passes filter test

pH

7.0-9.0 (25 °C, 0.1 M in H₂O)

mp

182 °C (dec.) (lit.)

solubility

H₂O: 0.1 M at 20 °C, clear, colorless

anion traces

chloride (Cl^-): ≤50 mg/kg, sulfate (SO₄^2-): ≤500 mg/kg

cation traces

Al: ≤5 mg/kg, As: ≤0.1 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 mg/kg, Ca: ≤20 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, Li: ≤5 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Mo: ≤5 mg/kg, Na: ≤2000 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Sr: ≤5 mg/kg, Zn: ≤5 mg/kg

λ

0.1 M in H₂O

UV absorption

λ: 260 nm A_max: 1.5, λ: 280 nm A_max: 0.05

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

Description

Application

Ethylenediaminetetraacetic acid tripotassium salt dehydrate can be used to study chelators, biochemicals and reagents. EDTA tripotassium salt has been used in a study to assess the safety of EDTA and HEDTA ingredients in cosmetic formulations.

Used to eliminate inhibition of enzyme catalyzed reactions due to traces of heavy metals

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This Item	03660	03659	03695
Sigma-Aldrich 03664 Ethylenediaminetetraacetic acid tripotassium salt dihydrate	Sigma-Aldrich 03660 Ethylenediaminetetraacetic acid dipotassium salt dihydrate	Sigma-Aldrich 03659 Ethylenediaminetetraacetic acid dipotassium salt dihydrate	Sigma-Aldrich 03695 Ethylenediaminetetraacetic acid tetrasodium salt dihydrate
description BioUltra, ≥99.0% (KT)	description puriss. p.a., ≥99.0% (KT)	description BioUltra, ≥99.0% (KT)	description purum, ≥98.0% (KT)
reaction suitability reagent type: chelator	reaction suitability -	reaction suitability reagent type: chelator	reaction suitability reagent type: chelator
product line BioUltra	product line -	product line BioUltra	product line -
pH 7.0-9.0 (25 °C, 0.1 M in H₂O)	pH 4-5 (25 °C, 50 mg/mL in H₂O)	pH 4.0-5.0 (25 °C, 0.1 M in H₂O)	pH -
cation traces Al: ≤5 mg/kg, Ba: ≤5 mg/kg, Ca: ≤20 mg/kg, Co: ≤5 mg/kg, Cu: ≤5 mg/kg, Li: ≤5 mg/kg, Mn: ≤5 mg/kg, Na: ≤2000 mg/kg, Pb: ≤5 mg/kg, Zn: ≤5 mg/kg, As: ≤0.1 mg/kg, Cd: ≤5 mg/kg, Fe: ≤5 mg/kg, Mo: ≤5 mg/kg, Sr: ≤5 mg/kg, Bi: ≤5 mg/kg, Mg: ≤5 mg/kg, Ni: ≤5 mg/kg, Cr: ≤5 mg/kg	cation traces Ca: ≤10 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Na: ≤1000 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Zn: ≤5 mg/kg	cation traces Al: ≤5 mg/kg, As: ≤0.1 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 mg/kg, Ca: ≤10 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, Li: ≤5 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Mo: ≤5 mg/kg, Na: ≤1000 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Sr: ≤5 mg/kg, Zn: ≤5 mg/kg	cation traces -
mp 182 °C (dec.) (lit.)	mp 255-280 °C (dec.) (lit.)	mp 255-280 °C (dec.) (lit.)	mp -
anion traces chloride (Cl^-): ≤50 mg/kg, sulfate (SO₄^2-): ≤500 mg/kg	anion traces chloride (Cl^-): ≤50 mg/kg, sulfate (SO₄^2-): ≤200 mg/kg	anion traces chloride (Cl^-): ≤50 mg/kg, sulfate (SO₄^2-): ≤100 mg/kg	anion traces -

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pictograms

GHS08,GHS07

signalword

Warning

hcodes

H332,H373

pcodes

P260 - P271 - P304 + P340 + P312 - P314 - P501

Hazard Classifications

Acute Tox. 4 Inhalation - STOT RE 2 Inhalation

target_organs

Respiratory Tract

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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