1.06663

di-Natriumtartrat-Dihydrat

for analysis EMSURE^®

• Synonym(e): di-Natriumtartrat-Dihydrat, di-Natriumtartrat-Dihydrat, Tartarsäure Natriumsalz-Dihydrat
• Empirische Formel (Hill-System): C₄H₄Na₂O₆ · 2H₂O
• CAS-Nummer: 6106-24-7
• Molekulargewicht: 230.08
• UNSPSC Code: 12352107
• EC Index Number: 212-773-3
• NACRES: NA.21
• MDL number: MFCD00150035
• Assay: ≥99.5% (perchloric acid titration)
• Form: powder
• Solubility: 290 g/L

Eigenschaften

• Quality Segment: 300
• product line: EMSURE^®
• assay: ≥99.5% (perchloric acid titration)
• form: powder
• pH: 8 (25 °C, 50 g/L in H₂O)
• solubility: 290 g/L
• density: 1.82 g/cm³
• bulk density: 460 kg/m³
• anion traces: chloride (Cl^-): ≤0.0005%, phosphate (PO₄^3-): ≤0.0005%, sulfate (SO₄^2-): ≤0.002%
• cation traces: Ca: ≤0.005%, Fe: ≤0.0005%, N: ≤0.002%, heavy metals (as Pb): ≤0.0005%
• storage temp.: 2-30°C
• SMILES string: [Na+].[Na+].[O-]C(=O)[C@H](O)[C@@H](O)C(=O)[O-].O.O
• InChI: 1S/C4H6O6.2Na.2H2O/c5-1(3(7)8)2(6)4(9)10;;;;/h1-2,5-6H,(H,7,8)(H,9,10);;;2*1H2/q;2*+1;;/p-2/t1-,2-;;;;/m1..../s1
• InChI key: FGJLAJMGHXGFDE-DGFHWNFOSA-L

Beschreibung

Analysis Note

Gehalt (Perchlorsäuretitration): ≥ 99,5 %
pH-Wert (5 %; Wasser): 7,0–8,0
Chlorid (Cl): ≤ 0,0005 %
Phosphat (PO₄): ≤ 0,0005 %
Sulfat (SO₄): ≤ 0,002 %
Gesamtstickstoff (N): ≤ 0,002 %
Schwermetalle (als Pb): ≤ 0,0005 %
Ca (Calcium): ≤ 0,005 %
Fe (Eisen): ≤ 0,0005 %

Legal Information

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

Sicherheitshinweise

• Lagerklasse: 11 - Combustible Solids
• wgk: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable