C10H14K2N2O8
368.42 g/mol
Food AdditiveWarning
Edetate dipotassium
CAS2001-94-7EC217-895-0
Category
Food Additive
Compound Class
Organic Acid
Primary Use
chelating agent for food preservation
Edetate dipotassium is the dipotassium salt of ethylenediaminetetraacetic acid (EDTA), an aminopolycarboxylic acid. It functions as a chelating agent that binds metal ions such as iron and calcium, forming water-soluble complexes.
chelating agent in food preservationsequestering metal ions to prevent oxidative spoilage
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
StrongSame Parent
Ethylenediaminetetraacetic acid dipotassium salt dihydrate
CAS25102-12-9
chelating agent for metal ions
StrongSame Parent
EDTA disodium salt dihydrate
CAS6381-92-6
chelating agent for metal ions
StrongSame Parent
Edetate disodium
CAS139-33-3
chelating agent for metal ions
StrongStructure SimilarSimilarity 1.00
Edetate trisodium
CAS150-38-9
chelating agent
StrongStructure SimilarSimilarity 1.00
Edetate tripotassium
CAS17572-97-3
Chelating agent
StrongStructure SimilarSimilarity 0.95
Sodium hydrogen ferric DTPA
CAS12389-75-2
Chelating agent for micronutrient fertilizer
ReferenceSame Category
Ferrous bisglycinate
CAS20150-34-9
Dietary iron supplement
ReferenceSame Category
Potassium diformate
CAS20642-05-1
animal feed additive
Safety Reference
Warning
H302Harmful if swallowed
H315Causes skin irritation
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation
H373May cause damage to organs through prolonged or repeated exposure
H412Harmful to aquatic life with long lasting effects
Customs Tariff Classification
The international HS code for Edetate dipotassium (CAS 2001-94-7) is 2922.49.
HS code (international, 6-digit)
2922.49
EU CN code (8-digit)
2922 49 85
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
dipotassium;2-[2-[carboxylatomethyl(carboxymethyl)amino]ethyl-(carboxymethyl)amino]acetate
InChIKey
QLBHNVFOQLIYTH-UHFFFAOYSA-L
SMILES
C(CN(CC(=O)O)CC(=O)[O-])N(CC(=O)O)CC(=O)[O-].[K+].[K+]
Synonyms (17)
- Edetate dipotassium (USAN)
- Dipotassium EDTA
- EDTA, DIPOTASSIUM
- Edetate dipotassium
- Edetate dipotassium anhydrous
- Potassium EDTA
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