Substance
ID:351664
Names and Identifiers
IUPAC name
2-[bis(carboxymethyl)amino]acetic acid
IUPAC Traditional name
nitrilotriacetic acid
Synonyms
N,N-Bis(carboxymethyl)glycineTris(carboxymethyl)amineNTA三(羧甲基)胺Nitrilotriacetic acidN,N-二(羧甲基)甘氨酸次氮基三乙酸
Registration numbers
EC Number
Beilstein Number
CAS Number
MDL Number
PubChem SID
Properties
Product Information
Cation Traces
Ca: ≤10 mg/kg
Mn: ≤5 mg/kg
Pb: ≤5 mg/kg
Cd: ≤5 mg/kg
K: ≤50 mg/kg
Li: ≤5 mg/kg
Al: ≤20 mg/kg
Na: ≤500 mg/kg
Fe: ≤5 mg/kg
Co: ≤5 mg/kg
Cu: ≤5 mg/kg
Zn: ≤5 mg/kg
As: ≤0.1 mg/kg
Mg: ≤5 mg/kg
Cr: ≤5 mg/kg
Bi: ≤5 mg/kg
Ni: ≤5 mg/kg
Sr: ≤5 mg/kg
Mo: ≤5 mg/kg
Ba: ≤5 mg/kg
Product Line
BioUltra
λ
0.1 M in 1 M NaOH
Loss on Drying
≤0.1% loss on drying, 110 °C
Ignition Residue
≤0.05%
Impurities
insoluble matter, passes filter test
Antion Traces
chloride (Cl-): ≤100 mg/kg
Linear Formula
N(CH2COOH)3
Purity
≥99.0% (T)
Safety Information
European Hazard Symbols
Harmful (Xn)Personal Protective Equipment
Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
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
Respiratory sensitization, category 1
Germ cell mutagenicity, categories 1A,1B,2
Carcinogenicity, categories 1A,1B,2
Reproductive toxicity, categories 1A,1B,2
Specific Target Organ Toxicity – Single exposure, categories 1,2
Specific Target Organ Toxicity – Repeated exposure, categories 1,2
Aspiration Hazard, category 1
Safety Statements
26-36/37
GHS Hazard statements
H302-H319-H351
MSDS Link
German water hazard class
2
Risk Statements
22-36-40
GHS Signal Word
Warning
GHS Precautionary statements
P281-P305+P351+P338
RTECS
AJ0175000
Physical Property
Flash Point
100 °C
212 °F
Melting Point
245 °C (dec.)(lit.)
Absorption Wavelength
λ: 280 nm Amax: 0.05
λ: 260 nm Amax: 1.5
Solubility
0.1 M NaOH: soluble0.1 M at 20 °C, clear, colorless
Molecule Details
Application
An excellent chelating agent.
Other Notes
Chelating agent1; As Pb2+ buffer, preparation and properties2; In a mixture of Ca2+-buffering ligands3; Encapsulation of radioactive metal ions in liposomes4; Compilation and critical evaluation by IUPAC of published data on stability constants of NTA complexes in solution5.
An excellent chelating agent.
Other Notes
Chelating agent1; As Pb2+ buffer, preparation and properties2; In a mixture of Ca2+-buffering ligands3; Encapsulation of radioactive metal ions in liposomes4; Compilation and critical evaluation by IUPAC of published data on stability constants of NTA complexes in solution5.
Molecular Spectra
No Data Available
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References
No Data Available
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