Ethylenediaminetetraacetic acid tripotassium salt dihydrate

SIAL/70072 - puriss. p.a., ≥99.0% (KT)

Synonym: EDTA tripotassium salt; Edathamil; Tripotassium ethylenediaminetetraacetate dihydrate

CAS Number: 65501-24-8
Empirical Formula (Hill Notation): C₁₀H₁₃K₃N₂O₈ · 2H₂O
Molecular Weight: 442.54
MDL Number: MFCD00149672
Linear Formula: (KOOCCH₂)₂NCH₂CH₂N(CH₂COOK)CH₂COOH · 2H₂O
Product Type: Chemical

Catalog Number	PKG Qty.	Price


45-70072-250G	250 g	$142.00 1/EA	Add To Favorites

Properties
Descriptions
Safety Info.
Basic Data

anion traces	chloride (Cl^-): ≤50 mg/kg
	sulfate (SO₄^2-): ≤500 mg/kg
assay	≥99.0% (KT)
cation traces	Ca: ≤20 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: ≤3000 mg/kg
	Ni: ≤5 mg/kg
	Pb: ≤5 mg/kg
	Zn: ≤5 mg/kg
form	solid
functional group	amine
	carboxylic acid
grade	puriss. p.a.
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);;;;21H2/q;3+1;;/p-3
InChI key	MAPFUJCWRWFQIY-UHFFFAOYSA-K
mp	182 °C (dec.) (lit.)
Quality Level	100
SMILES string	[K+].[K+].[K+].[H]O[H].[H]O[H].OC(=O)CN(CCN(CC([O-])=O)CC([O-])=O)CC([O-])=O

Application:

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

Symbol	GHS07,GHS08
Signal word	Warning
Hazard statements	H332 - H373
Precautionary statements	P304 + P340 + P312 - P314
Hazard Codes	Xi
Risk Statements	36/37/38
Safety Statements	26-36
RIDADR	NONH for all modes of transport
WGK Germany	WGK 3
Flash Point(F)	Not applicable
Flash Point(C)	Not applicable

Purity	≥99.0% (KT)
mp	182 °C (dec.) (lit.)
UNSPSC	12352100

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