03680

Ethylendiamintetraessigsäure Dinatriumsalz Dihydrat

ACS reagent, ≥99.0%

• Synonym(e): Dinatriumethylendiamintetraacetat Dihydrat, EDTA Dinatriumsalz, EDTA-Na₂, Edathamil, Edetat Dinatriumsalz Dihydrat, Sequestrene Na₂
• Empirische Formel (Hill-System): C₁₀H₁₄N₂Na₂O₈ · 2H₂O
• CAS-Nummer: 6381-92-6
• Molekulargewicht: 372.24
• UNSPSC Code: 41116105
• PubChem Substance ID: 57646723
• EC Number: 205-358-3
• Beilstein/REAXYS Number: 3900609

Eigenschaften

• grade: ACS reagent
• assay: ≥99.0% (KT), ≥99.0%
• pH: 4-6 (25 °C, 50 mg/mL in H₂O)
• mp: 248 °C (dec.) (lit.)
• anion traces: chloride (Cl^-): ≤50 mg/kg, sulfate (SO₄^2-): ≤50 mg/kg
• cation traces: Ca: ≤10 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, K: ≤50 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Zn: ≤5 mg/kg
• suitability: suitable for suitability for complexometry
• SMILES string: O.O.O.O.[Na+].[Na+].[Na+].[Na+].OC(=O)CN(CCN(CC([O-])=O)CC([O-])=O)CC(O)=O.OC(=O)CN(CCN(CC(O)=O)CC([O-])=O)CC([O-])=O
• InChI: 1S/C10H16N2O8.2Na.2H2O/c13-7(14)3-11(4-8(15)16)1-2-12(5-9(17)18)6-10(19)20;;;;/h1-6H2,(H,13,14)(H,15,16)(H,17,18)(H,19,20);;;2*1H2/q;2*+1;;/p-2
• InChI key: OVBJJZOQPCKUOR-UHFFFAOYSA-L

Beschreibung

Application

Chelatbildner mit divalenten Kationen. Blockiert Enzyme wie Metallproteasen, die für ihre Aktivität divalente Kationen benötigen.

Other Notes

A -D suffix exists for administrative purposes only.
All -D packages are 100% the same product, same quality, same specification as the package sizes previously sold without a -D.

Sicherheitshinweise

• pictograms: GHS08,GHS07
• signalword: Warning
• hcodes: H332,H373
• pcodes: P260 - P271 - P304 + P340 + P312 - P314 - P501
• Hazard Classifications: Acute Tox. 4 Inhalation - STOT RE 2 Inhalation
• target_organs: Respiratory Tract
• Lagerklasse: 11 - Combustible Solids
• wgk: WGK 2
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Gloves, type N95 (US)