Ethylenediaminetetraacetic acid

• Catalog No.: 27248
• CAS Number: 60-00-4
• M. F.: C10H16N2O8
• M. W.: 292.24264
• Purity: ≥98% (complexometric)

SYNONYMS

• Title: 乙二胺四乙酸
• IUPAC name: 2-({2-[bis(carboxymethyl)amino]ethyl}(carboxymethyl)amino)acetic acid
• IUPAC Traditional name: edta
• Synonyms: (Ethylenedinitrilo)tetraacetic acid; 亚乙基二次氮基四乙酸; Ethylenedinitrilotetraacetic acid; Edathamil; EDTA; 依地酸

DATABASE IDS

• MDL Number: MFCD00003541
• EC Number: 200-449-4
• Beilstein Number: 1716295
• CAS Number: 60-00-4

PROPERTIES

• Antion Traces: chloride (Cl-): ≤200 mg/kg
• Antion Traces: sulfate (SO42-): ≤500 mg/kg
• Cation Traces: Fe: ≤50 mg/kg
• Cation Traces: Pb: ≤10 mg/kg
• Grade: purum
• Ignition Residue: ≤0.5%
• Impurities: ≤0.005% heavy metals (as Pb)
• Impurities: ≤0.1% nitrilotriacetic acid (NTA) (HPLC)
• Linear Formula: (HO2CCH2)2NCH2CH2N(CH2CO2H)2
• Loss on Drying: ≤0.2% loss on drying, 105°C
• Purity: ≥98% (complexometric)
• Melting Point: 250 °C (dec.)(lit.)
• pH: 2.8-3.1 (20 °C, saturated aqueous solution)
• GHS Signal Word: Warning
• GHS Hazard statements: H319
• European Hazard Symbols: Irritant (Xi)
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves
• GHS Precautionary statements: P305 + P351 + P338
• Risk Statements: 36
• RTECS: AH4025000
• Safety Statements: 26
• German water hazard class: 2

DETAILS

Description (English)

Application
Calcium chelator used to eliminate inhibition of enzyme catalyzed reactions due to traces of heavy metals.

Description (简体中文)

Application
钙螯合剂,用于消除因痕量重金属引起的对酶催化反应的抑制。