1.06267

Natriumacetat Trihydrat

for analysis EMSURE^® ACS,ISO,Reag. Ph Eur

• Synonym(e): Essigsäure Natriumsalz Trihydrat
• Lineare Formel: CH₃COONa · 3H₂O
• CAS-Nummer: 6131-90-4
• Molekulargewicht: 136.08
• UNSPSC Code: 12352107
• NACRES: NA.21
• EC Index Number: 204-823-8
• MDL number: MFCD00071557
• Beilstein/REAXYS Number: 3732037

Eigenschaften

• grade: ACS reagent
• Quality Segment: 300
• agency: reag. ISO, reag. Ph. Eur.
• product line: EMSURE^®
• assay: 99.0-101.0% (perchloric acid titration), 99.0-101.0% dry basis (perchloric acid titration)
• form: solid
• autoignition temp.: 1112 °F, 607 °C
• potency: 3530 mg/kg LD₅₀, oral (Rat), >10000 mg/kg LD₅₀, skin (Rabbit)
• greener alternative product characteristics: Design for Energy Efficiency; Learn more about the Principles of Green Chemistry.
• sustainability: Greener Alternative Product
• impurities: ≤0.005% Insoluble matter, ≤0.005% Reducing substances
• loss: 39.0-40.5% loss on drying, 130 °C
• pH: (pH (5%;water, 25°C) 7.5 - 9.0)
• mp: 58 °C
• transition temp: flash point >250 °C (anhydrous substance)
• solubility: 613 g/L
• density: 1.42 g/cm³ at 20 °C
• bulk density: 900 kg/m³
• anion traces: chloride (Cl^-): ≤0.0005%, phosphate (PO₄^3-): ≤0.0002%, sulfate (SO₄^2-): ≤0.002%
• cation traces: Al: ≤0.0005%, As: ≤0.0002%, Ca: ≤0.001%, Ca: ≤0.005%, Cu: ≤0.0003%, Fe: ≤0.0005%, K: ≤0.005%, Mg: ≤0.0005%, Mg: ≤0.005%, N: ≤0.001%, Pb: ≤0.0005%, heavy metals (as Pb): ≤0.0005%
• SMILES string: O.O.O.[Na+].CC([O-])=O
• UV absorption: λ: 254 nm A_max: ≤0.02, λ: 280 nm A_max: ≤0.01, λ: 350 nm A_max: ≤0.01
• greener alternative category: Enabling
• storage temp.: 2-30°C
• InChI: 1S/C2H4O2.Na.3H2O/c1-2(3)4;;;;/h1H3,(H,3,4);;3*1H2/q;+1;;;/p-1
• InChI key: AYRVGWHSXIMRAB-UHFFFAOYSA-M

Beschreibung

General description

We are committed to bringing you Greener Alternative Products, which belong to one of the four categories of greener alternatives. Sodium acetate trihydrate supports sustainable technologies as an eco-friendly phase change material for thermal energy storage, offering efficient heat retention and release while reducing energy waste and promoting cleaner energy solutions.Click here for more information.

Application

• Direct Affinity Ligand Immobilization onto Bare Iron Oxide Nanoparticles Enables Efficient Magnetic Separation of Antibodies: Die Forscher unterstreichen die Rolle von Natriumacetat-Trihydrat im Bioengineering, insbesondere bei der Verbesserung der Leistung von magnetischen Nanopartikeln für Bioseparationsanwendungen (Zimmermann I, Berensmeier S, 2024).


• Physicochemical and antioxidant properties of pectin fractions extracted from lemon (Citrus Eureka) peels: Die Forscher erläutern den Einsatz von Natriumacetat-Trihydrat bei der Extraktion und Analyse von bioaktiven Verbindungen und demonstrieren seine Nützlichkeit in der Lebensmittelwissenschaft und in nutrazeutischen Anwendungen (Su Z, Li G, 2024).

Analysis Note

Gehalt (Perchlorsäuretitration): 99,0 - 101,0 %
Gehalt (Perchlorsäuretitration, berechnet auf getrocknete Substanz): 99,0 - 101,0 %
Identität: entspricht
Aussehen der Lösung: entspricht
Unlösliche Anteile: ≤ 0,005 %
pH-Wert (5 %; Wasser): 7,5 - 9,0
Chlorid (Cl): ≤ 0,0005 %
Phosphat (PO₄): ≤ 0,0002 %
Sulfat (SO₄): ≤ 0,002 %
Gesamtstickstoff (N): ≤ 0,001 %
Schwermetalle (als Pb): ≤ 0,0005 %
Al (Aluminium): ≤ 0,0005 %
As (Arsen): ≤ 0,0002 %
Ca (Calcium): ≤ 0,001 %
Cu (Kupfer): ≤ 0,0003 %
Fe (Eisen): ≤ 0,0005 %
K (Kalium): ≤ 0,005 %
Mg (Magnesium): ≤ 0,0005 %
Pb (Blei): ≤ 0,0005 %
Calcium und Magnesium (als Ca): ≤ 0,005 %
Kaliumpermanganat reduzierende Substanzen: entspricht
Reduzierende Substanzen: ≤ 0,005 %
Trocknungsverlust (130 °C): 39,0 - 40,5 %
UV-Absorption (254 nm; 1 mol/l; 1 cm; Wasser): ≤ 0,02
UV-Absorption (280 nm; 1 mol/l; 1 cm; Wasser): ≤ 0,01
UV-Absorption (350 nm; 1 mol/l; 1 cm; Wasser): ≤ 0,01
Entspricht ACS, ISO, Reag. Ph Eur

Other Notes

Enzymsubstrat für Acetatkinase (EC 2.7.2.1)

Ersetzt: SX0255; SX0255-1; SX0255-3; SX0255-20

Legal Information

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

Sicherheitshinweise

• Lagerklasse: 11 - Combustible Solids
• flash_point_f: Not applicable
• flash_point_c: Not applicable