Ethylene glycol-bis(2-aminoethylether)-N,N,N′,N′-tetraacetic acid

• Catalog No.: 03778
• CAS Number: 67-42-5
• M. F.: C14H24N2O10
• M. W.: 380.34776
• Purity: ≥99.0% (T)

SYNONYMS

• Title: 乙二醇双(2-氨基乙基醚)四乙酸
• IUPAC name: 3,12-bis(carboxymethyl)-6,9-dioxa-3,12-diazatetradecanedioic acid
• IUPAC Traditional name: EGTA
• Synonyms: Glycol ether diamine tetraacetic acid; 乙二醇二乙醚二胺四乙酸; 依他酸; Chel™-DE; EGTA; 乙二醇双氨乙基醚四乙酸; Egtazic acid; Ethylene-bis(oxyethylenenitrilo)tetraacetic acid

DATABASE IDS

• MDL Number: MFCD00004291
• EC Number: 200-651-2
• Beilstein Number: 1717370
• CAS Number: 67-42-5

PROPERTIES

• abs.: absorption0.1M/263 nm, 1 M NaOH cut-off
• Antion Traces: sulfate (SO42-): ≤50 mg/kg
• Cation Traces: Al: ≤5 mg/kg
• Cation Traces: As: ≤0.1 mg/kg
• Cation Traces: Ba: ≤5 mg/kg
• Cation Traces: Bi: ≤5 mg/kg
• Cation Traces: Ca: ≤10 mg/kg
• Cation Traces: Cd: ≤5 mg/kg
• Cation Traces: Co: ≤5 mg/kg
• Cation Traces: Cr: ≤5 mg/kg
• Cation Traces: Cu: ≤5 mg/kg
• Cation Traces: Fe: ≤5 mg/kg
• Cation Traces: K: ≤50 mg/kg
• Cation Traces: Li: ≤5 mg/kg
• Cation Traces: Mg: ≤5 mg/kg
• Cation Traces: Mn: ≤5 mg/kg
• Cation Traces: Mo: ≤5 mg/kg
• Cation Traces: Na: ≤200 mg/kg
• Cation Traces: Ni: ≤5 mg/kg
• Cation Traces: Pb: ≤5 mg/kg
• Cation Traces: Sr: ≤5 mg/kg
• Cation Traces: Zn: ≤5 mg/kg
• Ignition Residue: ≤0.05% (as SO4)
• Impurities: insoluble matter, passes filter test
• Linear Formula: [-CH2OCH2CH2N(CH2CO2H)2]2
• Loss on Drying: ≤1.0% loss on drying, 110 °C
• Product Line: BioUltra
• Purity: ≥99.0% (T)
• Melting Point: 241 °C (dec.)(lit.)
• Solubility: 0.1 M NaOH: soluble0.1 M at 20 °C, clear, colorless
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• RTECS: AH3760000
• German water hazard class: 2

DETAILS

Description (English)

Application
A chelating agent useful for the determination of calcium in the presence of magnesium.

Description (简体中文)

Application
可用于在存在镁的情况下测定钙的螯合剂。
法律信息
Chel 商标 Ciba-Geigy AG