Substance
ID:370576
Names and Identifiers
Synonyms
EDTAEthylenedinitrilotetraacetic acidEdathamil乙二胺四乙酸亚乙基二次氮基四乙酸依地酸Ethylenediaminetetraacetic acid(Ethylenedinitrilo)tetraacetic acid
IUPAC name
2-({2-[bis(carboxymethyl)amino]ethyl}(carboxymethyl)amino)acetic acid
IUPAC Traditional name
edta
Registration numbers
EC Number
MDL Number
CAS Number
Beilstein Number
Properties
Safety Information
GHS Hazard statements
H319
RTECS
AH4025000
European Hazard Symbols
Irritant (Xi)GHS Pictograms
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3
German water hazard class
2
MSDS Link
Risk Statements
36
GHS Precautionary statements
P305+P351+P338
GHS Signal Word
Warning
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
Safety Statements
26
Product Information
Ignition Residue
≤0.5%
Antion Traces
sulfate (SO42-): ≤500 mg/kg
chloride (Cl-): ≤200 mg/kg
Cation Traces
Pb: ≤10 mg/kg
Fe: ≤50 mg/kg
Grade
purum
Purity
≥98% (complexometric)
Linear Formula
(HO2CCH2)2NCH2CH2N(CH2CO2H)2
Impurities
≤0.1% nitrilotriacetic acid (NTA) (HPLC)
≤0.005% heavy metals (as Pb)
Loss on Drying
≤0.2% loss on drying, 105°C
Physical Property
Melting Point
250 °C (dec.)(lit.)
pH
2.8-3.1 (20 °C, saturated aqueous solution)
Molecule Details
Application
Calcium chelator used to eliminate inhibition of enzyme catalyzed reactions due to traces of heavy metals.
Calcium chelator used to eliminate inhibition of enzyme catalyzed reactions due to traces of heavy metals.
Molecular Spectra
No Data Available
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References
No Data Available
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