8.19040

Ethylenediaminetetraacetic acid dipotassium salt dihydrate

for synthesis

• Synonym(s): Ethylenediaminetetraacetic acid dipotassium salt dihydrate, Ethylenedinitrilotetraacetic acid dipotassium salt, Titriplex^® Potassium salt
• Empirical Formula (Hill Notation): C₁₀H₁₄K₂N₂O₈ · 2H₂O
• CAS Number: 25102-12-9
• Molecular Weight: 404.45
• UNSPSC Code: 12352107
• EC Index Number: 217-895-0
• NACRES: NA.22

Properties

• Quality Level: 200
• form: solid
• potency: >2000 mg/kg LD₅₀, oral (Rat)
• pH: 4-5 (20 °C, 50 g/L in H₂O)
• mp: 272 °C
• bulk density: 310 kg/m³
• storage temp.: 2-30°C
• InChI: 1S/C10H16N2O8.2K.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: JFROQFOCFOKDKU-UHFFFAOYSA-L

Description

Analysis Note

Assay (complexometric; calculated on dried substance): 99.0 - 101.5 %
Identity (IR): passes test

Legal Information

Titriplex is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H332
• pcodes: P261 - P271 - P304 + P340 + P312
• Hazard Classifications: Acute Tox. 4 Inhalation
• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 2