54215
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54215
Fluka
N-(2-Hydroxyethyl)ethylenediamine-N,N′,N′-triacetic acid
BioChemika, ≥98.0% (KT)
| Synonym: | HEDTA, HEEDTA, N-Carboxymethyl-N′-(2-hydroxyethyl)-N,N′-ethylenediglycine |
| CAS Number: | 150-39-0 |
| Linear Formula: | HOCH2CH2N(CH2CO2H)CH2CH2N(CH2CO2H)2 |
| Molecular Weight: | 278.26 |
| Beilstein Registry Number: | 1804795 |
| EC Number: | 205-759-3 |
| MDL number: | MFCD00004294 |
Description
| Application | Used as a metal ion buffer in an American Association of Clinical Chemistry reference method for the photometric measurement of alkaline phosphatase activity in human serum1; Titration of a mixture of Ca2+-buffering ligands with 20 mN CaCl2 yields standards with free calcium ion concentrations from 10-8 to 10-3 M2 |
Properties
| product line | BioChemika |
| assay | ≥98.0% (KT) |
| total impurities | ≤2% nitrilotriacetic acid |
| ign. residue | ≤0.1% |
| mp | 212 °C (dec.)(lit.) |
| solubility | 1 M NaOH: 0.1 g/mL, clear, colorless |
| cation traces | Ca: ≤50 mg/kg |
| Cd: ≤50 mg/kg | |
| Co: ≤50 mg/kg | |
| Cr: ≤50 mg/kg | |
| Cu: ≤50 mg/kg | |
| Fe: ≤50 mg/kg | |
| K: ≤50 mg/kg | |
| Mg: ≤50 mg/kg | |
| Mn: ≤50 mg/kg | |
| Na: ≤500 mg/kg | |
| Ni: ≤50 mg/kg | |
| Pb: ≤50 mg/kg | |
| Zn: ≤50 mg/kg |
Safety
References
| Cited Reference | 1. N.W. Tietz et al. Clin. Chem. 29, 751, (1983) Abstract |
| 2. P.M. May et al. Anal. Chem. 57, 1511, (1985) | |
| Beilstein | Beil. 4,IV,2449 |
| reference | FT-IR 2 (1), 901:B / FT-IR 1 (1), 566:D / IR-Spectra (2), 303:E / IR-Spectra (3), 340:B / RegBook 1 (1), 647:F / Sax 6, 1570 / Sigma FT-IR 1 (2), 624:D / Structure Index 1, 94:A:7 |
