27261

Ethylenediaminetetraacetic acid tetrasodium salt hydrate

purum, ≥80% C₁₀H₁₂N₂Na₄O₈ basis

• Synonym(s): Tetrasodium ethylenediaminetetraacetate hydrate
• Linear Formula: (NaO₂CCH₂)₂NCH₂CH₂N(CH₂CO₂Na)₂·xH₂O
• CAS Number: 194491-31-1
• Molecular Weight: 380.17 (anhydrous basis)
• EC Number: 200-573-9
• MDL number: MFCD00150025
• UNSPSC Code: 12352100
• PubChem Substance ID: 57648228
• NACRES: NA.21

Properties

• grade: purum
• Quality Level: 200
• assay: ≥80% C₁₀H₁₂N₂Na₄O₈ basis
• form: solid
• impurities: ≤15% water (Karl Fischer)
• mp: >300 °C (lit.)
• anion traces: sulfate (SO₄^2-): ≤0.2%
• cation traces: Fe: ≤50 mg/kg
• SMILES string: [Na+].[Na+].[Na+].[Na+].[H]O[H].[O-]C(=O)CN(CCN(CC([O-])=O)CC([O-])=O)CC([O-])=O
• InChI: 1S/C10H16N2O8.4Na.H2O/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);;;;;1H2/q;4*+1;/p-4
• InChI key: GXFFSKMBMYHTAE-UHFFFAOYSA-J

Safety Information

• pictograms: GHS08,GHS05,GHS07
• signalword: Danger
• hcodes: H302 + H332,H318,H373
• pcodes: P260 - P280 - P301 + P312 + P330 - P305 + P351 + P338 + P310
• Hazard Classifications: Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - STOT RE 2
• target_organs: Respiratory Tract
• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 2
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: dust mask type N95 (US), Eyeshields, Gloves