71755

Natriumnitrat

BioUltra, ≥99.0% (T)

• Synonym(e): Chilesalpeter
• Empirische Formel (Hill-System): NaNO₃
• CAS-Nummer: 7631-99-4
• Molekulargewicht: 84.99
• EG-Nummer: 231-554-3
• MDL-Nummer: MFCD00011119
• UNSPSC-Code: 12352302
• PubChem Substanz-ID: 57652359
• NACRES: NA.26

Eigenschaften

• Produktlinie: BioUltra
• Assay: ≥99.0% (T)
• Form: solid
• Verunreinigungen: insoluble matter, passes filter test
• pH-Wert: 5.5-8.0 (25 °C, 1 M in H₂O)
• mp (Schmelzpunkt): 306 °C (dec.) (lit.)
• Löslichkeit: H₂O: 1 M at 20 °C, clear, colorless
• Anionenspuren: chloride (Cl^-): ≤5 mg/kg; iodate (IO₃^-): ≤5 mg/kg; nitrite (NO₂^-): ≤10 mg/kg; phosphate (PO₄^3-): ≤2 mg/kg; sulfate (SO₄^2-): ≤30 mg/kg
• Kationenspuren: Al: ≤5 mg/kg; As: ≤0.1 mg/kg; Ba: ≤5 mg/kg; Bi: ≤5 mg/kg; Ca: ≤10 mg/kg; Cd: ≤5 mg/kg; Co: ≤5 mg/kg; Cr: ≤5 mg/kg; Cu: ≤5 mg/kg; Fe: ≤2 mg/kg; K: ≤50 mg/kg; Li: ≤5 mg/kg; Mg: ≤5 mg/kg; Mn: ≤5 mg/kg; Mo: ≤5 mg/kg; NH₄⁺: ≤20 mg/kg; Ni: ≤5 mg/kg; Pb: ≤5 mg/kg; Sr: ≤5 mg/kg; Zn: ≤5 mg/kg
• Absorption: cut-off at 328 nm in H₂O at 1 M
• SMILES String: [Na+].[O-][N+]([O-])=O
• InChI: 1S/NO3.Na/c2-1(3)4;/q-1;+1
• InChIKey: VWDWKYIASSYTQR-UHFFFAOYSA-N

Beschreibung

Biochem./physiol. Wirkung

Sodium nitrate has the ability to reduce acetylcholine receptor clustering, that is stimulated by agrin. It is mainly used by the meat industry to inhibit the development of microbes. It also helps in retaining the colour of conserved and cured meats.

Sonstige Hinweise

Promotes protoplast fusion; Provides a source of nitrogen in certain culture media

Sicherheitshinweise

• Piktogramme: GHS03,GHS07
• Signalwort: Warning
• H-Sätze: H272,H319
• P-Sätze: P210 - P220 - P264 - P280 - P305 + P351 + P338 - P337 + P313
• Gefahreneinstufungen: Eye Irrit. 2 - Ox. Sol. 3
• Lagerklassenschlüssel: 5.1B - Oxidizing hazardous materials
• WGK: WGK 1
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable
• Persönliche Schutzausrüstung: Eyeshields, Gloves, type P3 (EN 143) respirator cartridges