71911

Natriumphosphat, dreibasisch Dodecahydrat

puriss. p.a., ACS reagent, ≥98.0% (T)

• Synonym(e): Trinatriumphosphat Dodecahydrat, tri-Natriumphosphat (tert.) Dodecahydrat
• Lineare Formel: Na₃PO₄ · 12H₂O
• CAS-Nummer: 10101-89-0
• Molekulargewicht: 380.12
• EG-Nummer: 231-509-8
• MDL-Nummer: MFCD00149198
• UNSPSC-Code: 12352302
• PubChem Substanz-ID: 329763628
• NACRES: NB.24

Eigenschaften

• Qualität: ACS reagent; puriss. p.a.
• Qualitätsniveau: 200
• Assay: ≥98.0% (T)
• Form: crystals or chunks
• Verunreinigungen: ≤0.001% total nitrogen (N); ≤2.5% free alkali (as NaOH)
• pH-Wert: 13 (25 °C, 190.1 g/L)
• Dichte: 1.62 g/mL at 25 °C
• Anionenspuren: chloride (Cl^-): ≤10 mg/kg; sulfate (SO₄^2-): ≤50 mg/kg
• Kationenspuren: As: ≤1 mg/kg; 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
• SMILES String: O.O.O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[Na+].[O-]P([O-])([O-])=O
• InChI: 1S/3Na.H3O4P.12H2O/c;;;1-5(2,3)4;;;;;;;;;;;;/h;;;(H3,1,2,3,4);12*1H2/q3*+1;;;;;;;;;;;;;/p-3
• InChIKey: ASTWEMOBIXQPPV-UHFFFAOYSA-K

Beschreibung

Allgemeine Beschreibung

Sodium phosphate tribasic dodecahydrate is a hydrated trisodium salt of phosphoric acid. It is widely used in various water treatment methods.

Anwendung

Sodium phosphate tribasic dodecahydrate (SP tribasic dodecahydrate) may be used to compose buffer solutions (pH in the range of 2 to 12) for use in a study. It may be used to prepare 500mM SP (sodium phosphate) buffer solutions for use in cloud point (CP) experiments.

Sicherheitshinweise

• Piktogramme: GHS07
• Signalwort: Warning
• H-Sätze: H315,H319,H335
• P-Sätze: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Gefahreneinstufungen: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Zielorgane: Respiratory system
• Lagerklassenschlüssel: 8A - Combustible corrosive hazardous materials
• WGK: WGK 1
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable